P Doormat by Castle Mats, Size 18 x 30 inches, Non-Slip, Durable, Made Using Odor-Free Natural Fibers Great for indoor and outdoor use Traps dirt & mud: The top is layered with coarse fibbers, which quickly absorbs water and dirt from wet shoes Easy to clean: Odour-free natural fibbers quickly dry and resist build-up of mold and mildew Non-slip surface: The non-skid rubber backing ensures your doormat stays firmly in place on the floor