ALPINESTARS SMX+ Boots - Black/White/Red Fluorescent - US 12 / EU 47 2221019-1231-47 Frame Guards and improved performance on the

and improved performance on the shifter

Vulcanized rubber compound outer sole

semi ergonomic stretch seams and thumb holes Coil zipper at front

billet aluminum Core components

Note that both right- and left-hand threads are included in both the rods and studs for easy and proper installation

ALPINESTARS SMX+ Boots - Black/White/Red Fluorescent - US 12 / EU 47 2221019-1231-47 Frame Guards and improved performance on theAdvanced microfiber upper construction for lightweight high performance protection and superb levels of flexibility Front flex area is constructed with a soft microfiber for improving abrasion resistance and natural forwards and backwards movement Flexible accordion microfiber on Achilles gives enhanced natural movement Outside entry exit has stretchable accordion panel for a close fit and ease of entry and removal. Contoured high modulus shin plate