All-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 racing.

Key features

Athletic Race Fit: Lightweight, ergonomic design with an updated multi-material construction and body-mapped poly-fabric stretch chassis for premium mobility.
Ergonomic Stretch Inserts: Strategically integrated into the main chassis to enhance rider comfort and provide a superior range of motion.
Optimal Ventilation: Strategically positioned laser-cut perforations increase airflow for maximum breathability during high-intensity competition.
Advanced Performance: Racing-derived fit engineered for professional-level performance and durability across all-terrain environments.

Protection

Lightweight, highly durable stretch fabric construction with moisture-wicking treatment for professional-grade performance.
Ergonomically engineered racing multi-panel pattern optimized for maximum freedom of movement and superior mobility.
Strategically positioned laser-cut perforations on the chest and arms for enhanced airflow and ventilation.
Targeted stretch inserts provide unrestricted range of motion during aggressive riding.
Flat stretch construction on arms and shoulders increases flexibility and rider comfort.
Innovative seamless side and underarm construction eliminates pressure points for maximum comfort.
Seamless bonded collar and cuffs for a streamlined fit and reduced irritation.
Extended rear profile ensures full coverage and secure compatibility with Alpinestars MX pants.