This empty sandbag is woven from polypropylene, ensuring reliable quality and excellent weather resistance. Its UV-resistant design can withstand up to 1,600 hours of sunlight, effectively extending service life. The sandbag serves versatile purposes, including flood control, construction, dry material storage, and fixing outdoor facilities like awnings and umbrellas. It also features waterproof and dustproof properties. With a convenient drawstring design, the 16 in. wide opening allows easy filling. Each bag can hold 50 lbs. of sand or gravel effortlessly—simply tighten the drawstring after filling. The set includes 50 empty sandbags vacuum-packed for portability and storage, weighing only 4.24 lbs. in total. Each sandbag measures 25.5 in.x16 in. with uniform specifications, suitable for various counterweight or protective scenarios. Color: Black.