Square Inflatable Cover, Dustproof Waterproof with Energy Saving Insulation, for Outdoor Spa

PVC Material - Made of PVC, the pool cover is strong and sturdy, wear-resistant and scratch-resistant, long service life. Insulation: Not only does the hot hub cover prevent evaporation and water loss, but it also helps maintain the water temperature by absorbing heat from the, reducing the time it takes to heat the water for next use. Filtration - This energy-efficient lid effectively blocks pets and debris from entering. It also prevents dust, reduces condensation and prevents freezing. Prevents items from entering water and reduces the need for frequent filter cleaning. EASY INFLATION - The quick and simple inflation of this cover allows it to be ready to use in minutes, keeping your clean and warm. 7m Cover: With a diameter of, this inflatable cover is compatible with most of our spa series. Check for best fit