1. Winter Protection Design: This 120 x 120 cm square inflatable pool pillow is specifically designed for winter use, effectively preventing water accumulation on your pool cover during cold seasons. The wellcrafted structure helps distribute weight evenly across your aboveground pool cover set, protecting it from damage caused by ice formation and heavy snow loads. 2. Easy Installation System: Equipped with strategically placed holes and sturdy ropes, this floating airbag pillow can be securely attached to your pool cover with minimal effort. The thoughtful design ensures proper positioning at the center of your pool, creating the slope for water runoff and maintaining the cover's integrity throughout winter months. 3. PVC Construction: Made from durable PVC material, this winter pool pillow withstands harsh winter conditions while remaining flexible in freezing temperatures. The robust construction ensures reliable performance season after season, supporting your aboveground pool cover set against accumulated precipitation without tearing or deforming. 4. SpaceSaving Storage: When swim season returns, simply deflate your inflatable pillow for compact storage. The convenient design takes up minimal space in your garage or shed until needed again, making seasonal pool maintenance more manageable and organized for pool owners with limited storage options.