The ribbed design of the runner provides an excellent shoe scrapping surface for brushing dirt, slush and mud off shoes and boots. Easily scrap off dirt, dust, grit, mud, grass, or snow. To clean simply vacuum, shake, sweep, or spray down with a garden hose. The back of the mat is made of durable PVC material to provide nonslip stability with maximum grip to prevent you from skidding while you walk on the surface. Heavy duty & durable utility mat is made for all weather conditions and can be used in the garage, laundry room, entryway, exterior patio, porch, even commercial locations with high foot traffic.Details:Gray22" x 60"Polypropylene and PVCFor indoor or outdoor useDue to nature of this item, keep mat in shaded area to avoid contact with water. Staining may occur if placed on damp or wet surface.