Quality Material: Made of high quality Oxford cloth, it is UV resistant, durable enough to keep rain, hail, snow, dust, leaves and birds from fallingApplicable Size of Tub Cover: Designed with a contoured shape and sleek design for a custom fit. We have a variety of sizes for square spa covers, suitable for most square tubs on the market. Please measure your spa before purchasingPerfect details: two elastic cords make the cover more suitable for outdoor use.Easy to clean: This cover is extremely easy to clean, You can hose it down with water and let it dry in the sun. Dry the spa cover in the sun for the next use.Easy to store: The pool cover is very flexible and can be folded into a small size, saving storage space and being easy to store.