The Hinged Gel Knee Pads from Klein Tools are designed for all-day comfort and protection for the toughest jobs. The top strap is positioned above the knee to keep the pad centered in place. The multi-layer gel padding system is designed to support the knees and to reduce pressure and fatigue after all-day wear. Heavy duty synthetic rubber knee caps provide ultimate protection while allowing for side-to-side mobility. Quick-release clips and adjustable elastic straps allow for easy on/off. Klein® 60344 Protective Knee Pad, Nylon/ Polyester/Thermoplastic Rubber/EVA Foam/NBR/Iron Pad, Quick-Release Clip Closure