New York City Manhattan Skyline At Night Non-Slip Entryways Indoor/Outdoor Rectangle Floor Mat Doormat - 23.6"(L) x 15.7"(W) Welcome Doormat Size: 23.6"(L) x 15.7"(W), 3/16" thickness Heat-resistant Top & Non-slip Backing Backed with a neoprene rubber non-slip backing Machine-washable Indoor and outdoor use.