Engineered to offer the best protection and unrivalled comfort for off-road riding

high density outer shell and a detachable thermal lining and a detachable hood

Ventilated shells and ergonomic articulation keep you cooler

Secure fit

techstar knif jersey black light gray purple Size:XL Engineered to offer the bestExpertly designed for the 2026 collection, the Techstar Knif Jersey is Alpinestars' premier off road competition garment, engineered for advanced level performance on all terrain. Featuring a body mapped poly fabric stretch chassis with laser cut perforations, it delivers superior ventilation and moisture wicking capabilities for high intensity riding. The athletic race fit and seamless construction ensure maximum freedom of movement and enhanced