Sandbags are very useful in the studio and can help stabilize your lighting equipment. This bag is empty and can be filled with gravel, sand, rocks or any other material to increase weight. In the next few years, these sandbags will prove to be an integral part of your studio system. feature: * Can be filled with gravel, sand, rock or any other material to increase weight *Helps to reduce weight or prevent the device from tipping over or blowing away * Double internal compartments, each compartment has double zippers to improve safety Note: This is for sandbags, not including sand. Specification: * Status: Brand new * Material: two-color Oxford cloth support board * Color as shown * Weight: 220g * Expanded size: 0.2 x 52m x 25cm (approximately) * Bearing capacity: 6kg (3kg on each side) Package Contents: 1 x sandbag