Antifatigue Mat, Anti-Slip Backing Yes, Anti-Slip Surface Yes, Length 4 ft, Ramp Material No Ramp, Washdown Safe Yes, X-Ray Detectable No, Width 3 ft, Welding Safe No, USDA Certified No, Thickness 7/16 in, Series 420 Cushion-Dek(TM), Thermally Insulating…