Smooth top surface fused to thick sponge foam backing for an attractive easy-to-clean mat. Oil, grease and acid resistant surface. Ideal for medium- to heavy-duty use. Beveled edges and rounded corners keep mat flat and help reduce the risk of tripping. Manufacturer’s limited three-year warranty. Overall thickness ½”. Size 2ft x 3ft (CRO CU2436S) and 3ft x 5ft (CRO CU3660S). Black and French Gray.