ALPINESTARS SMX-6 v2 Vented Boots - Black - US 4 / EU 37 2223017-1102-37 Super Slim Volt Meter All clamps are accurately machined

All clamps are accurately machined from aerospace-grade 6061 T-6 aluminum billet

taking pressure off the neck and back

The 45 mm injected buckles replace the traditional fold-and-sew system

Stretch HYDRADRY™ moisture wicking chassis

Aluminum base construction with stainless steel bottle opener

ALPINESTARS SMX-6 v2 Vented Boots - Black - US 4 / EU 37 2223017-1102-37 Super Slim Volt Meter All clamps are accurately machinedBoot upper incorporates an innovative front and rear bellows and rear calf zone for superior levels of flexibility Boot upper is constructed from microfiber for durability and abrasion resistance Ergonomic forefoot streamlining enables greater control of the bike's controls and provides a superior, wide ranging foot profile for excellent fit and comfort Thermoplastic Polyurethane (TPU) lateral ankle brace provides a biomechanical support between the