ALPINESTARS SMX+ Boots - Black - US 9 / EU 43 2221019-10-43 GP Knee Sliders and high temp resins yield

and high temp resins yield an exceptional guard

Offers the same performance as the Ti-6

Mix of bovine and goat and leather for superior performance

Knuckle panel with perforated gusset construction to increase flexibility

ALPINESTARS SMX+ Boots - Black - US 9 / EU 43 2221019-10-43 GP Knee Sliders and high temp resins yieldAdvanced 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