Description : New Improved Version: Super thick double gel and durable non-slip guard protects knees from cuts or scrapes on any terrain, durable breathable neoprene, ballistic nylon and engineered PVC, designed for lasting comfort and protection Comfort and SatisfactionDurable non-slip protection protects knees and damage to clothing while preventing abrasions on surfaces. Protects against nails, screws, glass and dirt. Comfortable with soft gel core and durable EVA foam padding cushion. Adjustable Straps: Adjustable non-slip strap around knees and all straps are double stitched to prevent rips and tears. Made of neoprene. Wide straps do not cut off blood circulation on the back of the legs. Quick and easy to put on and take off. Breathable, comfortable, high density, break-resistant. Easy to adjust, bend your knee without pressing. Helps relieve cramps, pain and fatigue. Withstands severe cold and exposure. Features : - Made of high quality material, breathable and comfortable, elastic and anti-breakage. - Easy to adjust, bend your knee without pressing. These knee pads can relieve cramps, pain and fatigue. Withstands severe cold and exposure. - The straps can be adjusted freely to avoid cracks and tears. - Non-slip protection against nails, screws, glass and dirt. - Ideal for work, flooring, carpet laying, storage and gardening, carpentry, welding. SPETLEK 2PCS Heavy Duty Knee Pads with Gel Cushion for Work