These NoTrax floor mats are ergonomically designed to be anti‐fatigue. These mats provide the safety you need in restaurant kitchens, food prep areas, and food processing environments. These mats are free of Dioctyl Phthalate, Dimethylformamide, ozone‐depleting substances, silicone, or heavy metals. Cleaning with detergent and a power‐washer is recommended for cleaning.