Measuring 118.1 x 11.81 inches, these pool cover water tubes are specifically crafted for winter use, providing reliable support to keep your pool cover in place during challenging weather conditions. They are designed to block leaves and debris from entering the pool, ensuring a cleaner pool and reducing maintenance efforts throughout the season. | Vevor | | 12-Pack Pool Cover Water Bags, 10 Ft Double Chamber Tubes, 0.4mm Thick PVC with Leak-Resistant Screw Caps | Dark blue | Best Buy