The pool cover is made of polyethylene, which is anti-aging, anti-ultraviolet, , durable, reducing the corrosion of swimming pools and equipment, and improving the air environment. It is very suitable for reducing pool evaporation and preventing leaves and rainwater from polluting the pool water. Features - Material: Polyethylene. - Size: 274.00X274.00X0.20cm/107.68X107.68X0.08in. - This above-ground pool cover helps keep the pool free of dirt and debris when not in use. The wear-resistant rope is fixed to prevent the cover from being blown off by the wind. - Made of anti-ultraviolet woven PE fabric, sturdy and durable, waterproof and . - It can be used as a cloth or as a ground cloth for a swimming pool. It can be used for multiple purposes to meet your daily needs. - Resistant to tearing, will not crack when exposed to sunlight, and can be used for a long time. - The pool cover floats on the water surface to reduce water evaporation and help save money by reducing the evaporation of pool chemicals. Package list: 1 cover