TARION Photo Studio Video Counterbalance Weight Sandbag Saddle Sandbag for Outdoor Stage Flash Light Stand Boom Camera Tripod Yellow Special saddlebag design can be draped over boom arms, tripod legs, or light stands. High-quality nylon material made. Considerate double zipper design inside. With a strap on the top for easy hang. Fine workmanship and beautiful outlook. Dimension (After expanded): Approx. 53.5 x 25cm/21 x 9.8". Weight: Approx. 250g. Used to be draped over boom arms, tripod legs, or light stands to keep your lights and equipment safe from falling over.