20' x 20' TARP Tarpaulin Canopy Tent Car RV Boat Pool Cover Reinforced 3 Layers Industrial Strength, Premium quality. Heavy duty poly tarpaulin Size: 20' x 20' (finished size: 19'-6" x 19'-6") Material: 3 Layers, 4.9 ounce square yard P.P. (165 Gram / Square Meter) Color: GRAY Quantity: 1