Using the PVC inflatable round cushion pool protective pillow is and effective. Inflate the pillow using an air pump until it is firm but not tight. Place the pillow in the middle of your pool, ensuring it is centered. Once positioned, cover your pool with the pool cover, allowing the pillow to support the cover and prevent it from sagging. This method helps to distribute the weight of snow and rain evenly, reducing the risk of damage to your pool cover and liner. Features -Color:Sky-blue -Material:PVC -Size:120.00X120.00X0.10cm/47.16X47.16X0.04in -Thickened pvc construction: crafted from thickened pvc, this pool pillow is built to last and resist punctures and leaks -Debris reduction: by supporting the pool cover, it minimizes the buildup of leaves, snow, and , keeping your pool cleaner and reducing maintenance -Essential winter tool: this pool air pillow is essential for winterizing your pool, providing a reliable barrier against the harsh winter elements -Userfriendly setup: easily place the pillow in the center of your pool and secure it with ropes, ensuring a snug fit that enhances its protective capabilities -Ice damage prevention: inflate the pillow ,create a buffer zone that absorbs ice expansion, preventing damage to your pool's structure Package list: 1 Pillow