Bathroom Rug Mats Set 3 Piece - Memory Foam Extra Soft Shower Bath Rugs &ndash; Contour Mat and Lid Cover - Perfect Combination of Luxury and Comfort - Grey Dolphin 100% Polyester 3 Piece Memory Foam Bathroom Rug Set For your Comfort. 1 Bath Mat: 1 Bath Mat 19"x30.5" + 1 Contour Rug 19"x20.5". 1 lid cover (16"x14") Note: This Lid Cover Rug works for Round Toilet Lid. Machine wash cold, tumble dry low or lay flat to dry Luxurious and cushiony, this bath rug is constructed of 100% polyester fiber that's incredibly soft and durable. The top material also quickly repels water, allowing the polyester yarn to quickly wick away excess moisture.