Drymate Mats For Dog & Cat Khopo8 12 X 20 Inch / 30 X 50 Cm ABSORBENT AND WATERPROOF WITH (NON-SLIP BACKING): Our patented zorb-tech anti-flow technology absorbs and contains liquids. The waterproof backing protects floors by stopping any liquids from soaking through and a non-slip, skid-resistant backing also keeps the mat firmly in place.