· SLIP-RESISTANT RUBBER FACE WITH RAISED LEDGE: pads feature a rubber face that helps increase slip resistance on surfaces while you work; the face features a specially designed raised ledge to help provide extra stability and support· 3 LAYERS OF CUSHION PADDING: ultra comfortable 3 layer design with outer layer constructed from hard resilient rubber; middle EVA foam layer helps absorb shock and offers added protection to your knees; neoprene backing layer helps comfortably secure pad to the knee· NEOPRENE BACKING WITH ADJUSTABLE STRAPS: neoprene lined backing is breathable for all day use; added neoprene fabric before the strap for extra comfort; enjoy a perfect fit with our adjustable straps and easy to use clasps; straps adjust from 14 inches to 26 inches and are constructed from durable tear resistant elastic; straps help prevent pads from sliding down your legs· 65% SHOCK ABSORBENCY FOR ADDED COMFORT WHILE KNEELING: uniquely designed pads absorb and disperse shock and impact to help reduce strain and enhance comfort during prolonged use· OVERSIZED DESIGN FOR TOUGH JOBS: pads are designed with an extra large surface area that provides ample coverage and protection; each pad measures 9.75 x 6.6 x 3.1 inches; straps measure 14 x 3.25 inches; right and left pads are clearly marked for easy use; knee pad can withstand up to 1100 pounds