Two-End Grand Premier Black Smoke 4' x 8' Waterhog Entrance Mats This Grand Premier Waterhog's high-low surface pattern effectively removes dirt and moisture. The surface of these Waterhog mats is made of an anti-static polypropylene fabric that dries quickly and won't fade or rot and makes these mats great for outside. Clean with vacuum, extraction cleaning methods, or hose off and hang to dry. Stylish and versatile oval design fits hallways, teller booths, long reception stands, non-standard door configurations