One Goal One Vision. A 50 year old icon in motorsports and actionsports. Alpinestars, the leader in technology, safety, performance, style. Founded in 1963, Alpinestars has built a reputation of innovation and prestige. Now, fifty years later, Alpinestars is synonymous with quality, protection, technology and style. Alpinestars develops world-class technical apparel and footwear for all forms of motorcycling, auto racing and action sports as well as offering a large range of stylish casual clothing. Front and rear accordions made by lightweight microfiber that offer superior comfort. External TPU protection on the outer ankle and heel counter for impact and abrasion resistance. Medial side is protected by an double-density inner TPU ankle disk. High-modulus TPU-injected shift pad, heel counter, medial strap and lateral ankle buckle holder. New integrated and replaceable bi-injected TPU slider with new screw fixing concept. Combination medial zipper and hook-and-loop fastener on medial side and additional closure adjustment with hook-and-loop in the lateral top collar. Instep closure system made by slim buckle with aluminum arm with micro closure regulation. Internal toe box reinforcement layered under the microfiber. Breathable textile lining with anti-sliding microfiber suede on the heel. Removable anatomic EVA foam footbed. Alpinestars exclusive vulcanized rubber compound sole.