Features 1Waterproof PVC: The photography water weight bag is made of premium PVC material that is tear resistant and effectively waterproof. It also has a sealed cover, offering impressive weight bearing capacity. 2Easy Installation: All you need to do is open the tap, fill it with water, and you're all set. You don't need to go outside or dig sand to fill sandbags. Just remove the softbox light and pass it through the top of the tripod. 3Wide Applications: Perfect for holding on camera tripods, light stands, or other photography equipment, the water weight bag helps to maintain stability, reduces tripod shaking, and provides protection to your camera and tripod. 4Convenient to Carry: With 37cm/14.57in in diameter when unfolded, you can fold and store the water weight bag easily when not in use, saving storage space. It's practical for photographers who are often on the move. 5Reusable and Long Lasting: The photography water weight bag is reusable and easy to clean, making it durable and thus suitable for outdoor photography, camping, or use in a photography studio. Specification Item Type: Photography Water Weight Bag Material: PVC Weight: Approx. 72g/2.5oz Unfolding Diameter: Approx. 37cm/14.57in Package List :1 x Photography Water Weight Bag