Cycling Shoes

The Berm is designed from the ground up for riders who want the benefits of a rugged mountain bike shoe with the comfort and versatility to go anywhere the trail takes them. It combines cycling-specific features like clipless pedal compatibility and supportive fit, with an aggressively lugged rubber outsole for relentless grip when you need it. With an upper made from supple synthetic fiber and breathable mesh and a stout injected nylon inner shank to help transfer your power to the pedals, the Berm is ready to rally on any trail.

The Cadet combines a supple, breathable Synchwire upper with a stout carbon-fiber-reinforced plate for pedaling efficiency, plus a supportive footbed with Aegis anti-microbial treatment for optimal comfort and fit. The single BOA L6 dial offers micro-adjustable tuning in 1mm increments, and combined with the adjustable forefoot strap, cradles your foot securely. This shoe is a great choice for riders looking for inspired performance, lasting comfort, and value. Upper construction: - One-piece Synchwire upper with thermo-bonded exo-structure - Laser-perforated ventilation throughout Footbed: - Die-cut EVA footbed with medium arch support Outsole: - Carbon fiber reinforced outsole with universal cleat mount (2- or 3-bolt) - Dual-injected TPU toe and heel pad Product weight: - 265 grams (Size 42)

The Cadet W combines a supple, breathable Synchwire upper with a stout carbon fiber reinforced plate for pedaling efficiency, plus a supportive footbed with Aegis anti-microbial treatment for optimal comfort and fit. The single BOA L6 dial offers micro-adjustable tuning in 1mm increments, and combined with the adjustable forefoot strap, cradles your foot securely. This shoe is a great choice for riders looking for inspired performance, lasting comfort, and value. Upper construction: - One-piece Synchwire upper with thermo-bonded exo-structure - Laser-perforated ventilation throughout Footbed: - Die-cut EVA footbed with medium arch support Outsole: - Carbon fiber reinforced outsole with universal cleat mount (2- or 3-bolt) - Dual-injected TPU toe and heel pad Product weight: - 250 grams (Size 39)

The Ranger is an XC-style shoe offering the same supportive fit and rugged durability found in our premium shoes. It features a stout nylon and rubber co-molded outsole for efficient pedaling with impressive durability, grip, and traction in rocks and mud. The upper combines supple synthetic fiber with mesh panels for increased breathability, fast dry times, and low weight. Three wide straps allow easy fit adjustments, and a supportive EVA footbed enhances comfort whether you're chasing your personal best or simply out to enjoy the trail with friends. Upper construction: - Classic 3-strap closure - One-piece Synchwire upper with thermo-bonded exo-structure - Rubber reinforced heel and toe sections - Reflective heel tab Footbed: - Die-cut EVA footbed with medium arch support Outsole: - Nylon-composite 2-bolt plate with dual-injected rubber outsole - Stainless steel hardware Product weight: - 315 grams (Size 42)

The Rincon combines a supple, breathable Synchwire upper with a robust nylon-composite plate and an aggressive, dual-injected rubber outsole for excellent traction that won't de-laminate or break down. A supportive 3D-molded footbed enhances comfort and fit, which is adjustable via a single BOA L6 dial featuring 1mm adjustment and an adjustable forefoot strap. It's a great choice for riders looking for reliable performance with outstanding value in off-road footwear. Upper construction: - One-piece Synchwire upper with thermo-bonded exo-structure - Rubber reinforced heel and toe sections - Boa L6 dial featuring 1mm adjustment and macro release, with steel lace and soft lace guides - Reflective heel tab Footbed: - Die-cut EVA footbed with medium arch support Outsole: - Nylon-composite 2-bolt plate with dual-injected rubber outsole - Stainless steel hardware Product weight - 340 grams (Size 42)

Great for riding on the course or off the beaten track, the Sector mountain bike shoe is ready to power up for adventures. Race-ready. Adventure inspired. The Sector combines a supple, breathable Synchwire upper with a stout carbon-composite plate and an aggressive, dual-injected rubber outsole for excellent traction that won't de-laminate or break down. A supportive 3D molded footbed with Aegis anti-microbial treatment enhances comfort and fit, which is adjustable via dual BOA L6 dials featuring 1mm adjustment and macro release. It's a great choice for riders looking for inspired performance that's capable on the course or off the beaten track. - One-piece Synchwire upper with thermo-bonded exo-structure - Reinforced heel and toe sections - Dual Boa L6 dial featuring 1mm adjustment and macro release, with steel lace and soft lace guides - 3D molded footbed with medium arch support - Carbon-composite 2-bolt plate with dual-injected rubber outsole - Stainless steel hardware - 342 grams (size 42)

The Stylus features our premium Synchwire single-layer upper that conforms to the foot and provides phenomenal structural support and ventilation. Three compression-molded Velcro straps provide tried and true tightening to create a comfortable, supportive fit. Our injection-molded nylon and glass fiber outsole, with over-molded heel and toe pads plus a universal 3/2 cleat bolt pattern that give you the power and versatility you need to get the most out of every ride. Upper: - Synchwire one-piece composite upper - Laser-cut venting - Three compression-molded Velcro straps - Reflective rear tab logos and graphics Outsole: - Injection-molded nylon and glass fiber outsole - Universal cleat mount (2- or 3-bolt) - Over-molded TPU toe and heel pads Footbed: - Die-cut EVA insole Weight: - 272 grams (size 42)

Classic do-it-all flat pedal mountain bike shoes. Often copied. Never duplicated. The adidas Five Ten Freerider Mountain Bike Shoes deliver legendary flat pedal control to support everything you do on your bike. Just the right blend of casual style makes for easy post-ride transitions. Stealth S1 rubber and a Dotty tread keep your feet firmly planted on pedals. A mix of leather and mesh adds the durability to keep you riding for seasons to come. SPECIFICATIONS - Lace closure - Leather and textile upper - One-piece molded cupsole - Stealth S1 Dotty rubber outsole - Imported

Made for endless adventures. Whatever the journey, Aertis is there to make it easier and better. The comfort of a premium suede construction meets the firmer technology that offers lateral support. The nylon sole with a replaceable rubber insert allows for maximum grip in any situation and increased walking comfort. - Ultra-lightweight Politex membrane construction eliminates foot fatigue - Anatomical heel construction provides stabilization and control without the extra weight - Integrated impact protectors deliver protection without any burden on the toes - Firmor lateral support delivers all the stability the rider needs - Dyneema dialing system is crafted from high-density resin - MTB Nylon Sole is designed for the trails - Rubber inserts on the sole offer unbeatable stability on the toughest terrains - Sole inserts are engineered for durability

The perfect shoe for enduro and downhill, the Sidi Dimaro Trail is adaptable for flat or SPD pedals. Offering high performance during a race with great pedal grip and control, with the flexibility and comfort of a trail hiking shoe. -The closure system is simple and fast, the laces allow to adjust the closure while the hook-and-loop closure keeps the laces blocked and offers extra protection from debris -The heel is equipped with a collar made of elastic material that prevents dust and debris entry -The Vibram rubber sole is stiff and smooth, with the perfect balance between stability and flexibility required for gravity riding -The sole is designed for flat and SPD pedals, with an easily removable insert

The Sidi Fast 2 features a minimalist look with a focus on rigidity, softness, and flexibility. This fast and efficient shoe with tested strength and grip is built for the most demanding rides. Easy adjustment and a clean design offer convenience so you can get out and ride. -Premium microfiber material is plush and comfortable with anatomical heel construction -Anatomical heel construction provides more stability for the heel -High-density resin dialing system with Dyneema for a personalized fit -Aerolite carbon plus nylon sole with a stiffness level of 5 combines ergonomics with power transfer -Sole inserts are engineered for durability

A fast and efficient shoe with tested strength and grip for the most demanding rides. Intuitive adjustments and a clean design make the Sidi Fast 2 an easy-to-use high-performance shoe. -The Single Tecno-3 system creates a perfect tension balance between the shoe's internal and external side, guarantees an excellent closure adapting to every instep -The newly designed integrated heel cup is lightweight and reinforced to avoid deformations after prolonged strenuous use -The Aerolite sole is designed to maximize aerodynamics and power transmission -The nylon and carbon fiber construction of the Aerolite Sole provides the ideal balance of stiffness for efficient power transfer, and flexibility for comfort -The Fast 2 includes a user replaceable polyurethane heel pad for improved stability and traction off the bike

The shoe that offers the best for everyone: whether racing or a casual ride, Genius 10 is simply the best platform for a great day in the saddle. Built on over 60 years of experience in manufacturing cycling shoes, the Sidi Genius 10 is designed on a carbon composite sole that offers the perfect combination of strength and comfort, while the Microtech upper adapts to the shape of the foot for superior comfort -The Soft Instep Closure System is a wide, anatomically curved strap combined with a Soft, thermo-formed EVA pad that distributes pressure evenly over The Instep area -The Soft Instep Closure System is adjustable from both sides, to perfectly center The EVA pad over a high or low Instep -Sidi's Tecno-3 System closure dials in fit along the entire length of the shoe, adapting the upper to the shape of the foot for a customized fit -Improved proprietary Sidi wire material is non-binding for intuitive and effortless on-the-fly adjustments -Like most Sidi small parts, the Tecno-3 system is serviceable and replaceable -The newly designed integrated heel cup is light weight and reinforced to avoid deformations during prolonged strenuous use -The Carbon Composite Sole 20 is composed of nylon and injected carbon fiber. The result is a light and rigid sole that is impervious to humidity -The central part of the sole is graduated with a millimetric scale to facilitate accurate and repeatable cleat set-up -For walkability, SIDI cycling shoes include a user replaceable polyurethane heel pad -The women's specific fit is narrower across the ball of the foot and features less volume inn the instep area and a narrower heel cup

Experience the pinnacle of performance with the new Gore-Tex EPE Membrane with Ripstop, offering water resistance, scratch protection, and a flexible fit. Anatomical heel construction and Millennium Fit deliver all the stabilization and control without extra weight, ensuring superior comfort for everyone. The Quicklace closure enhances safety and speed, while the X2NC sole with stiffness 5 and grip sole inserts provide unparalleled control and comfort. Reinforced toes and heels ensure lasting durability, making it unmistakably Sidi. -Gore-Tex EPE membrane is environmentally friendly and 100% PFC-free -Outer features ripstop material to keep water out with a flexible fit -Reflective inserts shine at night for safer cycling -Quicklace closure is easy to use and is pressure-free -Winter-proof design to maintain thermal balance -X2NC sole allows you to keep a great level of control -Designed for durability with a protected toe design

The Sidi Heimx cycling boot provides weather resistance and durability with the new Gore-Tex EPE Membrane with Ripstop, providing a flexible and scratch-resistant fit. Enjoy ultimate stabilization and control with anatomical heel construction and Firmor lateral support technology, all without the extra weight. The Millennium Fit ensures comfort and stabilization for everyone, while high-density Dyneema dials offer a personalized fit. The X2NC sole with stiffness 7 delivers the perfect balance of riding and comfort, complemented by grip sole inserts for enhanced control. Reinforcements on the toes and heel ensure lasting durability, making it unmistakably Sidi. -Gore-Tex EPE membrane is environmentally friendly and 100% PFC-free -Outer features ripstop material to keep water out with a flexible fit -Anatomical heel design for sustained pedaling and comfort -High-density dial system with Dyneema is designed to last while maintaining a secure fit -Firmor lateral technology maintains the highest level of lateral stability -Winter-proof design to maintain thermal balance -X2NC sole allows you to keep a great level of control -Designed for durability with a reinforced toe

Whatever the journey, Sidi Aertis is there to make it easier and better. The comfort of a premium suede construction meets Firmor Closure technology to offer great lateral support. The nylon sole with replaceable rubber insert allows for maximum grip in any situation and increased walking comfort. -Designed for maximum lateral support the Firmor Closure contours the foot with a solid hold, and allows infinite size adjustment for the ideal individual fit -Sidi's Tecno-3 System dials in fit along the entire length of the shoe, adapting the upper to the shape of the foot for a customized fit -The closure uses a new proprietary Sidi Wire monofilament that is completely non-binding for intuitive and effortless on-the-fly adjustments -Like most Sidi small parts, the Tecno-3 System is serviceable and replaceable -The Sidi MTB SR17 sole represents the ultimate result in terms of stiffness for pedaling and flexibility for walking -The toe inserts are easily replaceable and offer the possibility to mount spikes for particularly muddy rides

Whatever the journey, the Sidi Aertis is there to make it easier and better. The comfort of a premium suede construction meets the Firmor Closure technology to offer great lateral support. The nylon sole with replaceable rubber insert allows for maximum grip in any situation and increased walking comfort. -Designed for maximum lateral support The Firmor Closure contours the foot with a solid hold, and allows infinite size adjustment for the ideal individual fit -Sidi's Tecno-3 System dials in fit along the entire length of the shoe, adapting the upper to the shape of the foot for a customized fit -The closure uses a new proprietary Sidi Wire monofilament that is completely non-binding for intuitive and effortless on-the-fly adjustments -Like most Sidi small parts, the Tecno-3 System is serviceable and replaceable -The Sidi MTB SR17 sole represents the ultimate result in terms of stiffness for pedaling and flexibility for walking -The toe inserts are easily replaceable and offer the possibility to mount spikes for particularly muddy rides -The women's specific fit is narrower across the ball of the foot and features less volume inn the instep area and a narrower heel cup

Drako 2S SRS is designed for athletes looking for maximum foot stability to unleash all their power. The ventilated carbon sole, with the innovative Firmor Lateral Support System, combines efficient power transfer with superb lateral stabilization of the foot. The dual rotor closure allows for a perfect individual fit, with added protection from mud and debris -The Soft Instep Closure System is a wide, anatomically curved strap combined with a soft, thermo-formed EVA pad that distributes pressure evenly over the instep area -The central mounted Single Techno-3 Push mechanism guarantees balanced fit for every type of instep -Techno-3 Push System dials in fit along the entire length of the shoe, adapting the upper to the shape of the foot for a customized fit -The Adjustable Heel Retention Device reinforces the top of the heel cup and improves the fit by closing the back of the shoe securely around the rider's heel -The heel retention device tightens the top of the heel cup so that the heel doesn't slide out during steep climbs or sprints -Each side of the heel can be adjusted independently, for a perfect fit -The reinforced heel cup stabilizes and supports the heel. Anatomically shaped plastic, reduces heel slip and provides increased power transfer -The MTB SRS Carbon-Ground Sole raises the standard for mountain bike performance, dropping off about 100 grams per pair compared to the previous Dragon Carbon SRS sole without sacrificing power or durability -The MTB SRS Carbon-Ground Sole uses replaceable tread blocks in the heel and the toe - The Ground SRS treads and MTB plate are easily removable and replaceable

Designed for the most technical gravel. The Sidi technology used for mountain biking is applied to the gravel discipline with its most technical aspects in a high-performance, rigid shoe with a closure designed for elevated levels. -Techpro construction is designed for the most technical gravel terrain -Integrated impact protectors on toes protect the foot from accidental bumps or debris -Sidi heel counter offers stability -Dial system with Dyneema cable provides a personalized fit, with the strength of Dyneema -MTB SR17 sole combines the best for everyone on MTB trails -Features inserts designed to provide traction -Sole inserts are engineered for durability

The Sidi technology used for mountain biking is applied to the gravel discipline. The Sidi Dust Shoelace is a rigid high performance shoe with a tried and true closure design, technologically advanced and reliable. -The newly designed integrated heel cup is light weight and reinforced to avoid deformations after prolonged and strenuous use -Upper part of the toe section is rubberized to resist and deflect impacts from stones or debris when cycling -The Sidi MTB SR17 sole represents the ideal balance of stiffness for efficient power transfer and flexibility for walking -The toe inserts are easily replaceable and offers the possibility to mount spikes for particularly muddy rides

Ride further, whatever the terrain, whatever the bike, whatever the destination. The Sidi Eagle 10 is the best shoe for any day on the dirt, whatever your riding style. The Microtech upper, the first microfiber introduced in cycling shoes years ago by Sidi, is the most comfortable Sidi has ever offered, while the sole is designed to ensure the ideal combination of performance and comfort both on and off the bike. -The Soft Instep Closure System is a wide, anatomically curved strap combined with a soft, thermo-formed EVA pad that distributes pressure evenly over the instep area -The Instep Closure System is adjustable from both sides, to perfectly center the EVA pad over a high or low instep, ensuring an ideal fit -The Tecno-3 System dials in fit along the entire length of the shoe, adapting the upper to the shape of the foot for a customized fit -The all new proprietary SIDI Wire monofilament is completely non-binding for intuitive and effortless on-the-fly adjustments -The integrated heel cup, with a new light weight design is reinforced to avoid deformation during the most grueling of rides -The reflective inserts on the heel improve safety on the road, helping to signal the presence of the cyclist in conditions of poor visibility -The shape of the tread has been specifically designed for mountain biking, allowing improved grip, superior mud dispersion and great stability -The toe inserts are easily replaceable and offer the ability to mount crampons for particularly muddy rides -The Sidi MTB SR17 sole represents an ideal balance of stiffness for efficient power transfer and flexibility and comfort for walking

Ride further, whatever the terrain, whatever the bike, whatever the destination. The Sidi Eagle 10 is the best shoe for any day on the dirt, whatever your riding style. The Microtech upper, the first microfiber introduced in cycling shoes years ago by Sidi, is the most comfortable Sidi has ever offered, while the sole is designed to ensure the ideal combination of performance and comfort both on and off the bike. -The Soft Instep Closure System is a wide, anatomically curved strap combined with a soft, thermo-formed EVA pad that distributes pressure evenly over the instep area -The Instep Closure System is adjustable from both sides, to perfectly center the EVA pad over a high or low instep, ensuring an ideal fit -The Tecno-3 System dials in fit along the entire length of the shoe, adapting the upper to the shape of the foot for a customized fit -The all new proprietary SIDI Wire monofilament is completely non-binding for intuitive and effortless on-the-fly adjustments -The integrated heel cup, with a new light weight design is reinforced to avoid deformation during the most grueling of rides -The reflective inserts on the heel improve safety on the road, helping to signal the presence of the cyclist in conditions of poor visibility -The shape of the tread has been specifically designed for mountain biking, allowing improved grip, superior mud dispersion and great stability -The toe inserts are easily replaceable and offer the ability to mount crampons for particularly muddy rides -The Sidi MTB SR17 sole represents an ideal balance of stiffness for efficient power transfer and flexibility and comfort for walking -The women's specific fit is narrower across the ball of the foot and features less volume inn the instep area and a narrower heel cup

Specifically designed for gravel rides and long hours of cycling on terrain full of surprises, the Sidi Gravel shoe offers comfort and stability on road and off. -The Tecno-3 Push System dials in fit along the entire length of the shoe, adapting the upper to the shape of the foot for a customized fit -All new proprietary Sidi Wire material that is completely non-binding for intuitive and effortless on-the-fly adjustments -Like most Sidi small parts, the Tecno-3 System is serviceable and replaceable -Polyurethane shock absorber with inner padding designed to protect your feet -The reinforced heel cup that stabilizes and supports the heel. Anatomically shaped plastic, reduces heel slip and provides increased power transfer -Provides additional foot protection in the event of a crash -The Sidi MTB Competition Sole has been specifically designed for gravel biking and can be fitted with two toe spikes on the front for traction in difficult and muddy conditions. Toe spikes are sold separately

The Sidi MTB Speed 2 is a fast, efficient and durable shoe tested for the most difficult off road terrain. The ease of adjustment and clean design make it reliable and intuitive to use. -The Tecno-3 System dials in fit along the entire length of the shoe, adapting the upper to the shape of the foot for a customized fit -Like most Sidi small parts, the Tecno-3 System is serviceable and replaceable -The Sidi MTB Competition Sole has been specifically designed for mountain biking and can be fitted with two toe spikes on the front for traction in difficult and muddy conditions. Toe spikes are sold separately -The reinforced heel cup stabilizes and supports the heel. Anatomically shaped to reduce heel slip and increase power transfer

The Sidi Tiger 2S SRS transfers all the muscle power unleashed while maintaining an extreme level of comfort, allowing your mind to focus entirely on the course. The Tecno 3 closure technology is strategically placed to prevent areas of contact with other riders, to better handle crowded situations. The upper is made in Bioveg material derived from recycled microfibers with an external finishing made from cereal The MTB SRS Carbon sole harnesses the strength of the interwoven fibers for energy transfer and its SRS technology allows riders to keep the grip level at a maximum all the times. -The high grade bioveg microfiber makes for a superior touch and greater feeling on the shoe. -And integrated mesh membrane enhances breathability for greater cooling -Integrated toe protectors -Adjustable heel retention allows for a customized feel -Double high density resin dial system with Dyneema makes it easy to find the best fit for the rider -MTB carbon ground sole delivers maximum power -Rubber ground inserts provide unbeatable stability on tough terrain -Sole inserts are engineered for durability

Designed for our professional athletes, the Sidi Tiger 2S efficiently transfers all the power you can unleash while maintaining a high level of comfort, allowing you to focus entirely on the course. The Tecno 3 closure is strategically placed to prevent contact with other riders in crowded situations. The upper is made of Bioveg material derived from recycled microfibers with a plant based external finish. The MTB SRS Carbon sole harnesses the strength of interwoven carbon fibers for efficient energy transfer and its SRS technology allows riders to maintain maximum grip level at all times. -The Tecno-3 Push Flex completely eliminates the pressure zone on the instep and significantly improves the comfort of the closure -Like most Sidi small parts, the Tecno-3 System is serviceable and replaceable -The adjustable heel retention device reinforces the top of the heel cup, closing the back of the shoe securely so the heel doesn't slide out during steep climbs or sprints -The all new Sidi Integrated Heel Cup is light, comfortable and reinforced to avoid deformation -Each side of the heel can be adjusted independently for a perfect fit -The upper part of the toe section is protected with anti-slip rubber to resist and deflect impacts from stones or debris when cycling -The MTB SRS Carbon-Ground Sole raises the standard for mountain bike performance, dropping around 100 grams per pair compared to the previous Dragon Carbon SRS sole without sacrificing power or durability -The MTB SRS Carbon-Ground Sole consists of replaceable tread blocks in the toe and heel attached to a medium-modulus carbon sole -The Ground SRS treads and MTB Plate are easily removable and replaceable and the sole is toe-spike compatible -To improve walkability, Sidi cycling shoes include a replaceable polyurethane heel pad

The Sidi MTB Turbo is a shoe with a strong cycling soul, designed for comfortable cycling and walking thanks to the soft sole and air mesh upper. -The Tecno-3 System dials in fit along the entire length of the shoe, adapting the upper to the shape of the foot for a customized fit -The closure uses a new proprietary Sidi Wire material that is completely non-binding for intuitive and effortless on-the-fly adjustments -Like most Sidi small parts, the Tecno-3 System is serviceable and replaceable -The Outdoor rubber sole has the right density to adapt to different types of terrain and trails -The sole is designed to have excellent grip and easily expel mud and debris. Fitted with a 4-hole plate for quick-release pedals

With the Sidi Nix cycling boot, experience the perfect blend of eco-friendly weather resistance and unmatched stability with the new Gore-tex®EPE Membrane. Enjoy all the control without the extra weight thanks to anatomical heel construction and Firmor lateral support technology. The Millennium Fit, combined with a wrapping strap and high-density dialing system, ensures incredible stability and comfort for every wearer. The R2CC sole, with engineered inserts and reinforced toe and heel areas, guarantees durability and peak performance in the toughest conditions. -Gore-Tex® EPE Membrane provides eco-friendly weather resistance -The wrapper closure system provides streamlined and secure enclosure around the foot -Firmor surround stabilizes the ankle and foot with a stabilized fit -Winter-proof and optimized to keep thermal balance -High density dial system maintains tension for a secure fit -A reinforced toe keeps the foot always protected -R2CC sole has a stiffness level optimized for power transfer, but facilitates walking

The Sidi Prima is designed for the modern rider. The Prima is easy to wear and adjust, thanks to its Firmor Closure and lightweight upper built to reduce foot fatigue. Its low-profile carbon nylon Aerolite Sole is engineered for efficient power transfer for sprinting, with enough flex and comfort for long rides. -The Single Tecno-3 System creates a perfect balance between the shoe's internal and external side, providing an excellent fit while adapting to every instep -The Sidi Mega Last provides Sidi fit and performance to riders who have slightly wider feet -The Sidi Mega Last is 4mm wider across the ball of the foot, has more volume, a higher instep and a wider heel cup -Mega lasts are sized EE to EEE -The newly designed integrated heel cup is light weight and reinforced to avoid deformations after prolonged strenuous use -Aerolite sole is designed to maximize aerodynamics and power transmission on the bike -The nylon and carbon fiber composite material of the Aerolite Sole provides the perfect balance of stiffness and flex for effortless and comfortable pedaling -For walkability, Sidi cycling shoes include a replaceable polyurethane heel pad

The Sidi Prima is designed for the modern rider. The Prima is easy to wear and adjust, thanks to its Firmor Closure and lightweight upper built to reduce foot fatigue. Its low-profile carbon nylon Aerolite Sole is engineered for efficient power transfer for sprinting, with enough flex and comfort for long rides. -The Single Tecno-3 System creates a perfect balance between the shoe's internal and external side, providing an excellent fit while adapting to every instep -The newly designed integrated heel cup is lightweight and reinforced to avoid deformations after prolonged strenuous use -The Aerolite sole is designed to maximize aerodynamics and power transmission on the bike -The nylon and carbon fiber composite material of the Aerolite Sole provides the perfect balance of stiffness and flex for efficient and comfortable pedaling -Sidi cycling shoes include a replaceable polyurethane heel pad designed for good walkability