Sun2Solar Blue 21-Foot Round Solar Cover Heat Retaining Blanket | 800 Series with 6-Pack of Heavy-Duty Grommets Bundle | for In-Ground and Above-Ground Round Swimming Pools | Place Bubble-Side Down

EASIER TO MOVE - The included 6-pack of grommets are designed to allow water to pass through the solar cover when removing it from your swimming pool. This makes the blanket lighter to maneuver when manually pulling off or when using a solar reel to get your pool swim ready. As an added bonus these grommets help anchor your cover by enabling some water to rest atop the solar blanket. This comes in hand with gusty wind conditions where the cover may billow up at times. | MINIMIZE WATER EVAPORATION - The use of a solar cover helps in preventing up to 95% of pool water evaporation. When not enjoying a refreshing swim keeping your pool covered lessens the vast amount of water lost into the environment. Fill up your swimming pool less and enjoy it more! | JUMP INTO WARMTH - Sun2Solar solar blankets are made from a film of thousands of tiny bubbles which work together to collect and retain heat both at night and on those chilly days. The blue color provides an appealing look while also using the sun