KneePro Hybrid Ultra Flex III Knee Pads, Snap-On Style, Plastic Caps, Foam/Gel PadsPair The articulating hinged design ensures proper placement all day long Soft elastic, extra wide woven straps with reinforced sewn ends are placed well above and below the knee no Velcro, which contaminates over time Straps stay aligned with your legs in any position will not bind behind the knee Built with strong, flexible hard plastic outer shells that extend well above, below and to the inside outside of the knee for added knee and leg protection