Mr. Bar-B-Q Backyard Basics Large Round Patio Set Cover: * Eco-Tech material is 100 percent PVC free * Dual-function layers for added strength and weather resistance * Specifically coated for enhanced water protection * Material resists extreme temperatures * Protects your property from dirt, dust, pollen, sap and rain * Extra-long tie straps for securing against strong winds * Unique pocket vents keep dirt and water out but allows air and moisture to escape * Size: 80" in diameter x 30"