Zilco Supastop Rug Made from an extremely strong, ripstop polyester fabric with the feel of cotton. The current model features a new diamond rip grid, which makes the fabric 30% stronger than the previous model. QTY: Size Please Select Size... 4'0" 4'3" 4'6" 4'9" 5'0" 5'3" 5'6" 5'9" 6'0" 6'3" 6'6" 6'9" 7'0"