SixSixOne Comp AM Knee features a brand new chassis and fit with internal flex tech rubber for maximum protection and comfort that can be used in conjunction with the Comp AM Shin pad. Pre-curved lightweight fitment by mixing stretch mesh and airprene for durable lightweight flexibility. Main impact area is durable ballistic nylon. Strap closure holds pad in place. Integrates with Comp AM shin. Meets CE 1621:1 protection. Comfortable and flexible all day fit.