Specifications:Name: Swimming Pool Insulation FilmMaterial: PolyethyleneSize: Customizablecolor: blueFeatures:Made of High-Quality PE Bubble Film, Strady and Durable.Keep The Heat Out of the Water or to Prevent Excessive Cooling.Also Keep Out Dust, Leaves, Rain and Insects, etc. NOTE: Please Ensure The Size You Need Before Ordering.Good Swimming Pool Accessories For You.Packing list:1* Swimming Pool Protective FilmNotes:Two to the Lighting Effects and shooting angles, There is color different in the product, please undertand.Two to manual measurement, there is a tolerance in the product size.