Waterhog Masterpiece Heavy Duty Basketweave Thunderstorm 2' x 3' Entrance Floor Mat - Gripper Backing for Carpeted Surfaces The rubber-reinforced surface, borders and backing give these waterhog mats ultimate strength. Anti-static, polypropylene surface of this waterhog floor mat dries quickly and will not fade or rot. Ideal waterhog entrance mats for moderate to heavy-traffic indoor / outdoor areas. Clean waterhog floor mats by simply vacuuming, extraction cleaning methods, or hose off and hang to dry. Gripper Nitrile Rubber backing that prevents sliding on carpeted surfaces, both residential and commercial