moisture-wicking polyfabric chassis features a pre-curved ergonomic fit and durable overlock stitching for long-lasting comfort

Replacement standard spoiler for Alpinestars S-R10 Solid Helmets

The Missile v3 Leather Jacket’s fresh modern

SX and MXGP race-proven technologies support ventilation

and cleans easily via detachable components

techstar knif jersey YGroup_2712123 moisture-wicking polyfabric chassis features aAll new for 2026, the Techstar Knife Jersey is Alpinestars' premium off road competition jersey, engineered for advanced level performance on all terrain. Featuring a body mapped, multi material stretch chassis with laser cut perforations and moisture wicking treatment, it delivers superior ventilation and unrestricted mobility. The ergonomic race fit and seamless bonded construction ensure maximum rider comfort and durability during high intensity