Specifications:The swimming pool cover helps keep the pool free of dust and debris when not in use.Absorb the heat of the sun to heat the water, thereby maintaining the temperature of the swimming pool.Help prevent evaporation, which means adding less chemicals to the pool.Item Name: Swimming Pool CoverMaterial: VinylFeatures: Durable, Dust Proof, Anti SunSize:4ft: 122cm x 122cm/48.03" x 48.03" (Approx.)5ft: 152cm x 152cm/59.84" x 59.84" (Approx.)6ft: 180cm x 180cm/70.87" x 70.87" (Approx.)8ft: 240cm x 240cm/94.45" x 94.45" (Approx.)10ft: 300cm x 300cm/118.11" x 118.11" (Approx.)12ft: 360cm x 360cm/141.73" x 141.73" (Approx.)15ft: 450cm x 450cm/177.17" x 177.17" (Approx.)Notes:Due to the light and screen setting difference, the item& 39;s color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 x Swimming Pool Cover