Heat insulating round whirlpool cover provides heat insulation. It prevents water evaporation loss, maintains the water temperature, and absorbs solar heat to warm the water, reducing the time needed to heat. Effective condensation control and edge protection. The round whirlpool cover reduces condensation and prevents ice formation at the edges, making cleaning the tub easier. Quick and easy inflation. The round whirlpool cover inflates in minutes, helping keep the hot tub clean and warm. The comfortable size of 140 cm in diameter is compatible with most hot tub series. Practical universal outdoor protection. The round whirlpool cover is universally applicable, ideal for outdoor use, and the robust material quality ensures longlasting protection for your hot tub. Use scenario: In cool evenings or winter, place the cover on the tub to retain heat overnight and reduce heating time when you to use it. Use scenario: On sunny days, the cover helps capture solar energy to assist heating while minimizing evaporation, leading to more efficient use of the hot tub. Use scenario: When the tub is not in use for extended periods, the cover protects against debris, rain, and cold, helping to keep the water clean and the surface protected.