Expertly 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 multi-material stretch chassis with body-mapped laser perforations, it delivers superior ventilation and unrestricted freedom of movement. The ergonomic, race-fit construction includes a seamless bonded collar and extended rear for optimized comfort and perfect compatibility with Alpinestars MX pants.

Key features

Athletic Race Fit: Features an ergonomically engineered, lightweight chassis with an updated multi-material construction for a precise fit and advanced-level competition performance.
Enhanced Mobility: Incorporates a body-mapped poly-fabric stretch main chassis with strategic ergonomic inserts to ensure premium freedom of movement and rider comfort.
Optimal Ventilation: Strategically positioned laser-cut perforations on the chest and arms provide additional airflow and superior breathability during intense riding.
Moisture Management: Constructed from a highly durable, lightweight stretch fabric with a moisture-wicking treatment to keep the rider dry and comfortable.
Seamless Comfort: Innovative design removes side and underarm seams to prevent irritation, complemented by a seamless bonded collar and cuffs for a smooth feel.
Optimized Coverage: Features an extended rear cut for a secure fit in the riding position and full compatibility with Alpinestars' MX pants.

Protection

Lightweight, high-durability stretch fabric with moisture-wicking treatment for superior performance.
Ergonomically engineered racing multi-panel pattern for enhanced freedom of movement and mobility.
Strategically positioned laser-cut perforations on the chest and arms for optimized ventilation.
Integrated stretch inserts for superior range of motion during active riding.
Flat stretch construction on arms and shoulders for increased comfort and flexibility.
Innovative seamless side and underarm construction to eliminate pressure points.
Seamless bonded collar and cuffs for a smooth fit and enhanced rider comfort.
Extended rear profile for increased coverage and seamless compatibility with Alpinestars MX pants.

Construction

Lightweight, highly durable stretch fabric construction with moisture-wicking treatment.
Ergonomically engineered multi-panel racing pattern.
Laser-cut perforations on the chest and arms for ventilation.
Strategically positioned stretch inserts.
Flat stretch construction on arms and shoulders.
Side-seam-free and underarm-seam-free design.
Seamless bonded collar and seamless bonded cuffs.
Extended rear profile for compatibility with Alpinestars MX pants.