What is better than a solar blanket cover that can seamlessly trap the sun's energy to easily heat up your spa or hot tub, keeping it warm all day and night? This heavy duty and sturdy Solar Spa Blanket Cover For Spa & Hot Tub minimizes heat loss, lowers heating costs, and reduces chemical use by preventing evaporation. In addition to this, the best part is that it can be customised to fit any sized spa or hot tub. Thus, you can relax and chill in the hot tub or pool by enjoying and having the time of your lives!