Product Description CONSTRUCTION • Designed and constructed specifically for a women’s performance fit.• Newly designed boot upper incorporates innovative front, rear bellow and rear calf zones for superior levels of flexibility. • Main upper material constructed from advanced microfiber for durability and repeated abrasion resistance, plus a waterproof and breathable DRYSTAR® liner for excellent all-weather performance. • Ergonomic new last for forefoot streamlining to enable greater control of the bike’s controls and for superior, wide-ranging foot profile, fit and comfort. • Alpinestars’ new and exclusive compound rubber sole promotes improved feel and grip, water dispersion and durability. • Air vents on the heel counter and shin plate improve comfort on short and long rides. • High modulus TPU injected shin guard, calf protector, heel counter, shift pad and toe slider for improved shock protection and durability. • Double density ankle protector on medial side layered under the upper offers protection in key area. • Integrated, replaceable bi-injected TPU slider features new easy screw fixing concept for quicker and easier replacement. • Innovative instep and Achilles accordion flex zone construction for superior comfort, extension, control and support. • Internal insole with the shank reinforcement integrated for support to the arch area and foot protection. • Medial side entry opening/closure system features elastic-mounted zipper with wide velcro closure for flexibility and secure fit. The aperture opening is large to promote easier entry/exit. • Dual compound removable anatomic footbed includes EVA and lycra for comfort and support. PROTECTION • The STELLA SMX-6 V2 DRYSTAR® Boot is CE certified.• Alpinestars’ innovative TPU lateral ankle brace protection provides a biomechanical support between lateral top calf/shin and ankle and offers improved structural integrity, protection against impact shocks, repeated abrasion resistance and flex support. • Internal toe box protection is layered under the upper for durability, improved feel and performance.