Hog Heaven anti-fatigue floor mat. Exceptional anti-fatigue matting. Hog Heaven mats are constructed of solid nitrile rubber surface with a closed-cell nitrile/PVC cushion backing. This surface offers better chemical resistance along with textured surface for superior slip resistance. Ideal for any anti-fatigue area. Hog Heaven mats are Welding safe and anti-static. Flexible rubber borders will not crack or tear. Contains 15 percent recycled rubber content. Certified slip-resistant by the National Floor Safety Institute. Recommended for use work stations, assembly lines, shipping lines and other areas where workers stand for extended periods. Overall mat thickness: 0. 628-inches or 0. 875-inches. Surface - Rubber type: 100 percent nitrile rubber (15 percent recycled content). Thickness: 0. 120-inches. Durometer: 65. Tensil: 1100 psi. Outstanding anti-fatigue qualities. U. V. Stable. Solid nitrile rubber top surface for excellent chemical resistance. Textured nitrile rubber surface for superior slip resistance. Welding safe. Closed-cell nitrile/PVC cushion backing provides long lasting comfort. 100 percent nitrile rubber border remains flexible for the life of the mat and will not crack or curl. Closed-cell cushion backing is permanently molded to the nitrile rubber surface, providing a comfortable long-lasting mat. Certified slip-resistant by the National Floor Safety Institute. Recommended for use work stations, assembly lines, shipping lines and other areas where workers stand for extended periods.