1 Thanks for your patience. The sandbag is made of high-quality Oxford cloth, each sandbag filling weight is slightly heavier than the market, accompanying superior workmanship and thread density to prevent sand leakage. 2 Quality fabric makes its sunscreen sturdy and reliable, sandbag is suitable for awnings, tents, beach umbrellas and products that need to be weighted, has a handle for easy transportation. 3 Let you feel at ease in windy days, cylindrical, beautiful and stable sandbag filled state can be well weighted as awning, sun umbrella, beach sunscreen umbrella and tent. 4 Instructions: Fill with sand or small stones, directly connected to the canopy legs or need to be weighted canopy sun umbrella. Simple, convenient and practical. 5 includes 4 sandbags (no sand) [Durable Fabric] High quality material, easy to fill and release, will not leak or get stuck. Made of 600D oxford fabric cloth with double stitching for durability. [Multi-purpose] Each tent weight bag can hold sand, gravel, stone, pebble, soil (Bags only, sand not included). [Widely Used] This weight bags can hold tent, umbrella, and other outdoor furniture on the different type of ground especially on concrete or slate. Colour:Black Material:Oxford cloth Package Contents: 4 x Weight Bags