Moon Night Dolphin Jump Rubber Doormat Indoor/Outdoor Machine Washable Non-slip 23.6(L) x 15.7(W) Inch Floor Decorative Customized Personalized doormat, made of machine washable material. Machine-washable,Durable heat-resistant non-woven fabric top. Backed with a neoprene rubber non-slip backing. Size:23.6"(L) x 15.7"(W),3/16" thickness. Perfect for use as office/home indoor/outdoor mats.