Interlocking Antifatigue Mat Tile, Anti-Slip Surface Yes, Anti-Slip Backing Yes, Number of Tiles 1, Washdown Safe Yes, X-Ray Detectable No, Width 3 ft, Welding Safe No, Thermally Insulating No, USDA Certified No, Thickness 5/8 in, Surface Texture Smooth, Surface Material Rubber, Series 24/Seven(R), Surface Design Smooth, Number of Interlocking Sides 4, Resistance Properties Chemical-, NSF/ANSI 52 No, Non-Interlocking Edge Style Straight, MVSS 302 Rating A Rating