Wrap-Around Webbed Ventilated Mesh Material Durable, Washable, Dries Quickly Cool Max Shin Liner. Removable, Washable Durable, Ventilated, ABS Plastic Shin Plate Floating Middle Knee Cap for Unbelievable Flex Deep Comfortable Wrap Around Main Knee Cap Removable, Washable, Adjustable Knee Pad Embedded Plastic Ankle Protection Fits Under All Makes of Pants Designed for Men or Women 15 1/2"-17 1/2" Adjustable Fit Size