Set of 12 Dual-Chamber Pool Cover Water Tubes Each 118.1 x 11.81-inch pool cover water tube is specifically designed for winter use, ensuring your pool cover stays in place during challenging weather conditions. These water bags help block leaves and debris from entering your pool, keeping it cleaner and reducing maintenance efforts throughout the season. Improve the safety and protection of your pool during the winter season. Dual-Chamber Structure with Anti-Tilt Design Durable 0.4mm PVC Construction Durable Construction with Reinforced Seams Secure Seal with Twist Closure Key Features Improve Winter Pool Protection: This set of 12 double-chamber pool cover water bags, each measuring 10 x 0.94 feet, provides dependable weight to keep your pool cover in place during the winter months. Designed to prevent debris and wind from disturbing your pool cover, these water bags are perfect for in-ground pools. They are simple to fill, drain, and store, making winter maintenance more