SuperScrape Durable Outdoor Rubber Scraper Mat 6' Length x 6' Width by M+A Matting Durable, washable all-rubber mats stop dirt in its tracks Provides anti-fatigue properties Molded tread-surface face cleats effectively scrape tough dirt and grime off shoes Heavy weight keeps mat in place Nitrile rubber construction allows for use in environments that are exposed to animal fats and petroleum products