Rubber-Cal 03-181-BK"Kitchen Mat" Anti-Slip Grease Proof Chef Mats, 3/8" x 36" x 60", Black Durable safety floor mats protect kitchen floors and employees alike Ideal kitchen mat product for busy commercial kitchens with slippery floors Easy to clean grease-proof chef mats; they are lightweight, easy to handle, and dishwasher safe Made from 100% nitrile rubber material, which is resistant to both grease and some common chemicals Beveled edges, surface textures, and large drainage Holes make these rubber drainage mats ideal for very wet areas