VEVOR Solar Pool Cover, 36 x 18 ft Rectangle Pool Bubble Cover, 8 Mil Pools Solar Blanket with Bubble & PE Material, Daytime Heat Absorption, Nighttime Heat Retention, Heat Retaining Solars Covers

Enjoy Longer Swims: Keep your pool warm with this 36 x 18ft/10.97 x 5.49m bubble solar blanket, 8 mil thick. It extends your swimming season by maintaining a comfortable water...