4 (Black) Cylindrical Sand Bags Weights for Canopy Weight Bag Outdoor Advertising Tent Sunshade Fixed Windproof Sandbag Bag Weight Bags for Pop up Canopy Tent (Without Sand)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, size 18. 3 "*7. 3" and has a handle for easy transportation. 3 Let you feel at