Taupe Tan 5 Piece Rug, Contour, Lid, Tank Lid & Tank Cover Set This auction is for one 5 piece rug set that includes an area rug (20" x 30"), a contour rug (20" x 20"), a tank cover, a tank lid and a standard size lid cover. The rugs have a non skid rubber back. 100% Olefin pile. Machine washable.