1. DOUBLE ZIPPER DESIGN: Our heavyduty sandbag features a robust double zipper system that securely contains filling materials like sand or stones, preventing leaks during use. This smart design allows for quick and easy filling and emptying while ensuring maximum safety for outdoor activities. 2. ALUMINUM EYELETS FOR VERSATILE FIXING: Each weight bag comes with four sturdy aluminum grommets, offering multiple mounting options to secure the bag in various positions. These reinforced points enhance stability against strong winds and uneven surfaces, making them ideal for anchoring canopies, tents, or photography equipment. 3. LARGE CAPACITY OF 12KG: Designed to hold up to 12kg of filling material, these heavyduty bags deliver holding power compared to standard sandbags. for photo studio setups, outdoor events, securing patio furniture, or anchoring canopies, they provide the weight while remaining easy to transport. 4. RELIABLE CONSTRUCTION: Crafted from quality nylon fabric, our sandbags offer exceptional durability and resilience, even in humid conditions. The meticulous craftsmanship ensures they withstand regular use in diverse weather conditions, with smooth zippers that won't fail under pressure.