The OEM Genuine Joe Waterguard Mat GJO59476 is designed for both indoor and outdoor use. It effectively absorbs moisture, dries quickly, and traps dirt without rotting. This mat features a durable, 100% rubber backing and is made from premium 24 oz. polypropylene carpet. The dimensions of the mat are 4'W x 6'L, and it comes in a charcoal gray color.