WECE Psychedelic Trippy Colorful Art Indoor/Outdoor Non-Slip Rubber Doormats Door Mat 18 x 30 Inch Machine washable,indoors/outdoors mats Dry wet feet,grab dirt, dust and grime! Backed with a neoprene rubber non-slip backing Stylish,great for all season Dimension: 30"(L) x 18"(W)x 3/16"(H)