Made of durable 1000 denier black cordex textured nylon,the Kupo Shot Bags 25 lbs features a water-resistant polyurethane coating on the inside, ensuring longevity and protection. Inside, 2mm steel balls are encapsulated in a poly inner bag, securely sealed to prevent leaks. The two-wing design allows the bags to effortlessly drape over light stand legs, providing a stable and secure fit. Additionally, the plastic internal liner helps keep dust in and water out, safeguarding your equipment during outdoor shoots. The fly-away handle is designed to be draped over a light stand leg for easy transportation. With the loading weight specified on the bag’s blue label, identifying the weight for setup becomes quick and hassle-free. To offer even more versatility, each shot bag comes with reinforced strap steel D-ring & the steel swivel spring hook for easy attachment on boom arms, making it an essential addition to your gear for optimal stability and balance during your professional projects.