ALPINESTARS SMX+ Boots - Black/White/Yellow Fluorescent - US 10.5 / EU 45 2221019-125-45 Scorpion Low-Profile Lock-Up Clutch Curved waistband for optimal levels

Curved waistband for optimal levels of comfort

GMS Full System with sound insert (sold separately) at Idle 89db GMS Full System with included sound insert at 4000 rpm 101db

Removable dual-compound anatomical footbed is made with EVA and stretch fabric

Can be used on fork seal retaining rings also

ALPINESTARS SMX+ Boots - Black/White/Yellow Fluorescent - US 10.5 / EU 45 2221019-125-45 Scorpion Low-Profile Lock-Up Clutch Curved waistband for optimal levelsAdvanced 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