High density closed cell nitrile rubber cushion has 15% recycled content. Lifetime anti-microbial treatment to prevent odors and degradation of the mat. Backing designed to reduce the movement of the mat even with cart traffic. Recommended for kitchens, coolers, freezers, and industrial applications. Diamond patterned grit top provides a slip resistant surface in wet and oily environments. Grease and oil proof, chemical resistant. 1/4" thickness. Welding safe. Beveled edges for safe transition from mat to floor. Flexible for easy handling.