Swimming pool insulation film is made from high quality PE material, solar covers are made from a film of thousands of tiny bubbles, which work together to collect and retain heat at night and on cold days. The blue color provides an attractive look while using the sun's rays to help warm your pool. The cover can not only be used in the family outdoor frame pool and above ground pool, but can also be used as a cover to protect plants or other things that need to be protected. Once everyone has called it a day with wrinkled fingers from too much fun in the sun, be sure to get that sun blanket back over the water. Make sure your pool temperature doesn't drop too much by protecting it at night with the use of a solar cover. The cover can be folded and easily moved to any location, which features simple installation that is also easy to remove and is suitable for various pools. Package includes: 1 * swimming pool cover (other not included)