This anti-fatigue floor matting features a soft nitrile/PVC cushion backing that provides long-lasting comfort for your knees and back. Solid nitrile rubber surface of the anti-fatigue mat is textured for superior slip resistance and stands up to grease, oil and other shop chemicals. Nitrile border will remain flexible for the life of the anti-fatigue mat and will not crack or curl. This anti-fatigue matting is USA made. Specify border color, thickness and size from the selection boxes above. If selecting black/yellow striped, please notice the additional charge.