A new addition to the to Alpinestars class-leading SMX range, the SMX-S Waterproof is constructed from a durable microfiber that incorporates class-leading performance and protective attributes as well as a breathable and waterproof membrane.

• Durable microfiber upper construction offering superb levels of flexibility and comfort.

• Incorporating a waterproof and breathable membrane for high levels of comfort and weather performance.

• 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 optimised TPU shin plate protector is race derived for superior impact and abrasion resistance.

• Lateral TPR-injected ankle support construction offers optimised 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.

• Integrated, replaceable bi-injected TPU slider features 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 features elastic-mounted zipper with wide velcro closure for flexibility and secure fit. The aperture opening is large to promote easier entry/exit.

• Internal toe box protection is layered under the upper for durability, improved feel and performance.

• New, dual compound removable anatomic footbed includes EVA and Lycra for performance, comfort and support.

• Alpinestars’ new and exclusive compound rubber sole promotes improved feel and grip, water dispersion and durability.

• SMX-S Waterproof Boot is CE certified.