Alpinestars SMX-6 V2 GoreTex motorcycle boot in black. This is a waterproof and breathable CE certified boot which incorporates some innovative design features to optimise performance. The boot upper is made from an advanced microfibre for durability and abrasion resistance with a waterproof and breathable GoreTex membrane. Innovative accordion bellow style flex zones at Achilles and instep give superior movement, control, support and comfort. Riding comfort is further enhanced by an anatomic insole with arch support, anti-slip suede in key areas and air vents on the heel and shin plate. The sole is Alpinestars' new compound rubber sole which gives improved feel and grip. The SMX-6 V2 boot has significant protection with Alpinestars' innovative lateral bio-mechanical ankle brace, shin guard, calf protector, heel counter, internal toe box and toe slider. The boot opens wide making it easy to put on and take off, fastening is by a side zipper and Velcro overlap for a secure fit.