Alpinestars smx s black white 18

features, inside and out, the SMX-S Boot an ergonomic forefoot shaping, a breathable lining and Alpinestars’ exclusive rubber compound sole for optimized levels of support and performance. #Durable microfiber upper construction offering superb levels of flexibility and comfort.#Ergonomic new last for forefoot streamlining to enable greater precision on the bike’s controls and for superior, wide-ranging foot profile, fit and comfort. #New, ergonomically optimized TPU shin plate protector is race- derived for superior impact and abrasion resistance.#Lateral TPR-injected ankle support construction offers optimized levels of protection and stability.#TPU double density ankles protectors are laye Durable microfiber upper construction offering superb levels of flexibility and comfort. Ergonomic new last for forefoot streamlining to enable greater precision on the bike’s controls and for superior, wide-ranging foot profile, fit and comfort. New, ergonomically optimized TPU shin plate protector is race- derived for superior impact and abrasion resistance. Lateral TPR-injected ankle support construction offers optimized levels of protection and stability. TPU double density ankles protectors are layered under the upper in both lateral and medial side for excellent all-round levels of protection. Breathable textile interior lining anti-sliding suede reinforcement on heel area. Integrated, replaceable bi-injected TPU slider new easy no- screw fixing concept for quicker and easier replacement. Shift pad made from TPU incorporates technical texturing for protection and grip. Medial side entry opening/closure system elastic-mounted zipper with wide velcro closure for flexibility and secure fit. The aperture opening is large to promote easier entry/exit.