ALPINESTARS SMX1-R V2 Boots - Black/White - US 12.5 / EU 48 2224021-12-48 MX Plus 2 Socks Self-priming with internal check valve

Self-priming with internal check valve that helps keep pump primed when not in use

Kit includes breather assembly and all necessary mounting hardware

The increased medial sole edge radius enables easy movement on the bike’s pegs

Main shell incorporates fourway stretch fibers for excellent levels of flex

word logo on sleeves

ALPINESTARS SMX1-R V2 Boots - Black/White - US 12.5 / EU 48 2224021-12-48 MX Plus 2 Socks Self-priming with internal check valveThe main upper material is microfiber Tongue and rear accordion made by lightweight padded material that offer superior comfort Airflow and ventilation are improved thanks to lateral Air Intake with metallic mesh New speed lace system derived from Alpinestars MotoGP technology for improved quick precise and secure closure Higher closure system with new adjustable hook and loop closure and debossed Alpinestars logo Foam backed double density ankles