Keep water and heat in and debris, leaves, and trash out of your pool with this Flowclear solar pool cover from Bestway. Above ground swimming solar pool cover finds its place on the water surface and creates a greenhouse effect in your pool. Solar covers also prevent water evaporation caused by dry winds or free-chlorine loss caused by UV rays. Therefore, it helps reduce the use of chemicals, as well as water evaporation. Additionally, it can be easily attached or removed from the pool. Extend your swimming season with a Bestway solar pool cover. It is suitable for Fast Set and Steel Pro pools with a diameter of 366 cm.