Dr. Doormat, 18" x 24" x 3/8", Chocolate Brown, Antimicrobial Treated Indoor Apartment Mat, Third Party Lab Tests Show That Simply Wiping Your Shoes Thoroughly At Least Twice On The Treated Surface Can Remove Up To 90% Of The Debris From The Bottom Of Your Shoes, Treated Surface Starts To Disable Microorganisms Bacteria, Fungus, Mold On The Mat On Contact, Elegant Bubble Pattern Acts Like Scrubbing Brushes To Remove Dirt & Moisture, Made Of Stain Resistant Recycled & Polypropylene Fiber, Back Is A Blend Of Natural & Recycled Rubber With Rubber Nibs To Prevent Mat Movement, Washable, Non-Toxic, Allergy Friendly, Perfect For Children & Pets, 2 Year Warranty, Powerful Home Environmental Tool For All Seasons.