Guardian Clean Step Scraper Outdoor Floor Mat, Natural Rubber, 4'x 6', Black, Ideal for any outside entryway, Scrapes Shoes Clean of Dirt and Grime Ideal placement for entranceways, production areas, break rooms, kitchens, vending areas, water fountains, and ice machines Superior molded treads aggressively scrape shoes clean and trap debris in the base of the mat Textured backing helps keep mat in place Simple to clean, just vacuum, or commercially wash Thickness: 5/16" Outdoor mat is ideal for any outside entryway The superior molded tread aggressively scrapes a shoe clean of dirt and grime and traps it into the base of the mat Mat contains a high percentage of recycled rubber