ALPINESTARS Supertech R Boots - Black/Red - US 11.5 / EU 46 2220021-1236-46 Miller's Mirror Clamp Reinforced thumb patches for durability

Reinforced thumb patches for durability and abrasion resistance

Tech-Air® 5 and Tech-Air® 3 ready

Advanced synthetic forefoot lining

Pin # Pin Size (mm) Compatibility Set Pin 1 25

ALPINESTARS Supertech R Boots - Black/Red - US 11.5 / EU 46 2220021-1236-46 Miller's Mirror Clamp Reinforced thumb patches for durabilityAdvanced 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