ALPINESTARS Supertech R Boots - Black/White - US 12 / EU 47 2220021-12-47 lbz modeling and CAD to ensure

modeling and CAD to ensure factory like fitment

Alpinestars unique ankle brace protection system provides a bio-mechanical support and protection between lateral top calf

Adjustable risers will allow you to pick from three positions enhancing your comfort for longer rides

an EVA heel cushion

collar and cuffs

ALPINESTARS Supertech R Boots - Black/White - US 12 / EU 47 2220021-12-47 lbz modeling and CAD to ensureAdvanced microfiber upper construction for lightweight high performance protection and superb levels of flexibility Front flex area is constructed with a soft microfiber for improve abrasion resistance and natural forwards and backwards movement TPU for breathability and airflow Flexible accordion microfiber on Achilles gives enhanced natural movement Strategically positioned ventilation area in heel and shin Outside entry exit has stretchable