ALPINESTARS SP-1 v2 Vented Shoes - Black/Silver/Yellow Fluorescent - US 11.5 / EU 46 251131815946 Bracket Constructed internally from Aerospace grade

Constructed internally from Aerospace grade Titanium alloys

Cost-effective alternative to replacing stock silencers and adding a spark arrestor

stainless steel 24 mm intake valves and 20 mm exhaust valves

Removable/washable mesh liner

ALPINESTARS SP-1 v2 Vented Shoes - Black/Silver/Yellow Fluorescent - US 11.5 / EU 46 251131815946 Bracket Constructed internally from Aerospace gradeMicrofiber upper Perforated microfiber panels on lateral and medial quarter areas plus medial side perforation zone for enhanced airflow Tongue is made with breathable mesh to improve airflow Rear accordion panel is lightweight padded material Speed lacing system derived from Alpinestars MotoGP technology for a quick, precise, secure closure Ankle opening closure system using a hook and loop strap with debossed Alpinestars logo Foam backed double