AISEN Size: Rectangular blue insulation film for swimming pool 120x200cm, bubble cushion polyethylene material, when covering, helps to save money by reducing the evaporation of chemicals in the swimming pool. insulation thermal dustproof: Thermal insulation to keep the water temperature constant, using the natural force of the sun to heat the water, reducing water evaporation by 95%. Dust-proof thermal insulation film: Thermal insulation to keep the water temperature constant, using the natural force of the sun to heat the water, reducing water evaporation by 95%. / p> Durable: Waterproof swimming pool covers can extend the life of the pool and make the pool more durable, and the drainage holes can prevent water accumulation. Portable: The pool cover is soft, lightweight, foldable, easy to put on and take off, easy to store, and easy to move anywhere. Multiple Uses: Prevents leaves and debris from entering the pool, reduces maintenance time, and is also great as an insulating blanket for heated pools. Size: 120x200cm Specification: Material: bubble pad Color: Blue (1.2 * 2m) 2000mm * 1200mm * 10mm / 78.7in * 47.2in * 0.39in