General description Our CCYKXA 12 Pieces Pool Cover Weight Bags are designed to provide reliable protection for your pool cover throughout the year. Made from premium thick PVC material, these heavy-duty water bags are frost-resistant, tear-resistant, and abrasion-resistant, ensuring they can withstand harsh weather conditions such as strong winds, heavy rain, and snow. Technical specifications Material: Thick PVC Quantity: 12 pieces Recommended fill capacity: 1/2 to 3/4 to avoid expansion due to freezing Installation Equipped with 8 sturdy buckles for easy fixing Includes fixing holes for easy hanging Usage Fill with water or sand for stability Designed to keep the pool cover flat and prevent leaves, water, and debris from accumulating Helps prevent the wind from lifting the cover Other information Features a waterproof edge and a leak-proof valve for airtightness Wide opening for quick filling and emptying, compatible with most garden hoses and faucets