The Vapor 2 Trousers are perfect to wear all year round. They feature a detachable thermal liner, and laminated reflection panels. The stretch in the groin area will assure freedom of movement. Features polyester ripstop PWR|shell 500D stretch PWR|shell 500D detachable thermal liner hydratex® | Z-liner SEEFLEX™ Level 2 SEESMART™ level 1 hip protector laminated reflection race fit, regular adjustment straps adjustment tab VCS | GetBlock zippers short and long connection zipper adjustable protector pockets YKK slide lock front closure calf zippers grip panel at seat stretch panels slit pockets