| Arlmont & Co. Waterproof Patio Sectional Sofa Cover Outdoor Patio Dinning Set Cover, Polyester in Gr... Made of top quality 500D polyester canvas complex with waterproof backing. Tough enough to keep rain, hail, snow, dust, leaves, and bird droppings away. Complete coverage design avoids the exposure of furniture in the sun making your patio ... more | Wayfair | $75.99 $69.99 FREE shipping go to store |