The Alpinestars SMX-6 V2 Motorcycle Boot comes packed with features and offer ultimate levels of protection, style and comfort for the high performance rider.TPU ankle brace protectorDurable hi-tech microfiber constructionAir vents with breathable mesh insertsHigh modulus TPU injected shin guard, calf protector, heel counter and shift padIntegrated, replaceable bi-injected TPU sliderMedial side entry opening/closure systemInternal toe box protectionBreathable textile interior liningRemovable anatomic footbed includes EVA and LycraAlpinestars' exclusive compound rubber soleCE certifiedThe Alpinestars SMX-6 V2 Motorcycle Boot has been constructed from a durable hi-tech microfiber which offers superb levels of flexibility. There is also a microfibre design on the front, rear bellow and rear calf. The boots also feature a breathable textile interior lining which has anti-sliding micro-fiber suede reinforcement in the heel area. To stay cool and comfortable whilst riding, there are air vent