Large Opening - Easy Put Sand Into 7" wide opening, 10L pool ladder weights for above ground pools, up to 18kg/40lbs, perfect for removable pool ladders. Quality and weight enough to secure above ground pool steps, stairs and ladders, no more floating ladders. Practical- No Sand Leackage Strong roll top closure that seals quickly and easily with a 3-roll closure that snaps on for strong durability. Premium Material - ThickOur pool weights for ladders are made of high-quality PVC waterproof fabric, which is better air-tight and waterproof, easy to carry and very durable. Compared with other similar waterproof weights for pool ladder, it is not easy to break and crack. Travel Dry Bag or Pool Sand Bags Use as a dry bag to store and organize weights for backpacking, hiking or as a weight sandbags for pool ladder. Collapsible for easy storage and packing in luggage. It is suitable as a storage bag for outdoor sports such as swimming and rafting, and can solve the storage problem of clothing and other items that need waterproofing. It can also be used as a bucket in outdoor camping and fishing activities. Foldable - Easy to Store Our above ground pool ladder weights are made of high-quality PVC waterproof fabric, which is better air-tight and waterproof, easy to carry and very durable. When not in use, you can easily fold them into small pieces and put them in the cabinet without worrying about taking up a lot of space, which brings you more convenience.