661's new 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. constructed from a ballistic nylon, airprene, mesh and lycra mix this knee pad meets the perfect blend of protection, ventilation, and durability.Who's this item for: Riders looking for a stylish, protective and breathable kneepad which can easily be slipped on and off. Protection Style: Internal flex tech rubber padding is comfortable and articulates with you. Materials: Ballistic nylon, airprene, mesh and lycra with Flex tech rubber padding.Closure or Slip-on: Slip-on with velcro top closure.Length of knee pad: Knee and 1/4 shin coverage.Protection level: CE 1621:1 protection Removable protective inserts for washing: Pad is not removable.