ScottShop Custom The Avengers Doormat 30"(L) x 18"(W) Home Decor Indoor/Outdoor/Shower/Floor/Bathroom Mat Rug Machine washable Doormat Doormat Can be used indoors and outdoors Size:30"(L) x 18"(W),3/16" thickness Durable heat-resistant non-woven fabric top Backed with a neoprene rubber non-slip backing