Advanced lightweight microfiber main upper for durability and repeated abrasion resistance
Instep and Achilles accordion flex zones for superior comfort, extension, control and support
Double-density ankle protector on medial side layered under the upper offers protective performance and abrasion resistance in key area
External, high modulus TPU heel counter, lateral ankle and shift pad for improved shock protection and durability
Shin plate reinforced with hot melt for additional protection against knocks and weight-saving
Integrated, replaceable bi-injected TPU forefoot slider features new easy-screw fixing concept for quicker and easier replacement
Combination elastic-mounted medial zipper with additional, wide aperture hook-and-loop closure flap on medial side; offers extra protection against the bike
Internal toe box protection is layered under the upper for durability, improved feel and performance
Alpinestars new buckle closure system offers a rapid and secure fit over the instep area and improved foot support while permitting excellent levels of flex control
CPSâ??s ergonomic buckle is attached to a durable dual density TPU mounting and is constructed from a technical compound aluminum for greater abrasion resistance. Alpinestars buckle and ratchet strap is replaceable
CPS system forms a biomechanical link between lateral top calf/shin and ankle offers improved structural integrity, protection against impact shocks, abrasion resistance and flex support
Ergonomic new boot shaping for forefoot streamlining which enables greater control of the bikeâ??s controls and for superior, wide ranging foot profile, fit and comfort
Internal high modulus polyamide midsole with integrated shank reinforcement for structure and support to the arch area
Alpinestarsâ?? exclusive compound rubber sole promotes improved feel and grip, water dispersion and durability
Breathable textile interior lining features anti-sliding suede reinforcement on heel area help keep foot in position while riding
Internal padding for 360 degree comfort and fit around the ankle
Removable anatomic foot-bed includes EVA foam and Lycra® for convenience, comfort and support
CE certified
Available in men's full European sizes 38-50; check Alpinestars size charts on page ??? before ordering
See page 377 of the 2015 Parts Unlimited Helmet & Apparel catalog for the entire line of SMX 3 boots
Advanced lightweight microfiber main upper for durability and repeated abrasion resistance
Instep and Achilles accordion flex zones for superior comfort, extension, control and support
Double-density ankle protector on medial side layered under the upper offers protective performance and abrasion resistance in key area
External, high modulus TPU heel counter, lateral ankle and shift pad for improved shock protection and durability
Shin plate reinforced with hot melt for additional protection against knocks and weight-saving
Integrated, replaceable bi-injected TPU forefoot slider features new easy-screw fixing concept for quicker and easier replacement
Combination elastic-mounted medial zipper with additional, wide aperture hook-and-loop closure flap on medial side; offers extra protection against the bike
Internal toe box protection is layered under the upper for durability, improved feel and performance
Alpinestars new buckle closure system offers a rapid and secure fit over the instep area and improved foot support while permitting excellent levels of flex control
CPSâ??s ergonomic buckle is attached to a durable dual density TPU mounting and is constructed from a technical compound aluminum for greater abrasion resistance. Alpinestars buckle and ratchet strap is replaceable
CPS system forms a biomechanical link between lateral top calf/shin and ankle offers improved structural integrity, protection against impact shocks, abrasion resistance and flex support
Ergonomic new boot shaping for forefoot streamlining which enables greater control of the bikeâ??s controls and for superior, wide ranging foot profile, fit and comfort
Internal high modulus polyamide midsole with integrated shank reinforcement for structure and support to the arch area
Alpinestarsâ?? exclusive compound rubber sole promotes improved feel and grip, water dispersion and durability
Breathable textile interior lining features anti-sliding suede reinforcement on heel area help keep foot in position while riding
Internal padding for 360 degree comfort and fit around the ankle
Removable anatomic foot-bed includes EVA foam and Lycra® for convenience, comfort and support
CE certified
Available in men's full European sizes 38-50; check Alpinestars size charts on page ??? before ordering
See page 377 of the 2015 Parts Unlimited Helmet & Apparel catalog for the entire line of SMX 3 boots