they use a lightweight plastic construction optimized for motocross

Its compact design fits comfortably inside or over a jacket cuff

and an integrated RAM-AIR ventilation system

Alpinestars ZX EVO V3 Bottom is constructed with LENZING™ FR

Derived from Alpinestars race boots and optimized for road riding and supreme levels of everyday comfort

tech 10 enduro boots bright red black white Footwear Size:10 they use a lightweight plasticAlpinestars Tech 10 is the benchmark motocross boot and now the performance and protection envelope has been raised even higher with the creation of the Tech 10 Enduro version, a boot with a completely redesigned sole specifically engineered to offer the ultimate grip while offering Enduro riders with the highest levels of protection.