NoTrax 125 Evergreen Diamond Superior Entrance Mat with Vinyl Non-Slip Backing, 3' Width x 6' Length x 3/8" Thickness, Brown Carpet fibers made from 100 percent recycled material 25 ounce tufted loop pile carpet for increased moisture retention 3/8-inches overall thickness for use in narrow clearance doorways A heavyweight vinyl non-slip backing ensures minimum movement Recommended and approved product as a part of the GreenTRAX program for "Green Cleaning" environments