Clean Machine for high traffic doors. The heavy-duty mat that hides dirt and handles heavy traffic. This commercial-grade mat is made with longer, denser blades and heavy-duty backing. Stops dirt, mud, grass, and gravel before it gets past the door. 20% denser and 50% heavier than regular astro turf mats. Lasts 3 times longer. Size: 17.5" x 29.5"