2 Pack 18" Water Bags for Feather Flag Base, Upgraded Thickened PVC Material, Openable Water Weight Bag for Feather Flag Stand Umbrella Weights and Tripod Weight, 20 lbs Each

["Unique Design: Feather flag Base include sealing rings to prevent leakaging. Five-Layer thickened PVC materia by high frequency heat sealing process, stitch-locked seams edge for extra sturdiness, and can use for a long time","Use Scenario: The water weight bag is suitable for balloon stand weights, tripod weights, outdoor balloon arch weights, backdrop weight, water weights for canopy tent legs, weight bags to hold things down. It can also be used as weight to hold down Christmas decorations.","Space-Saving For Storage: The water bag can be folded, easy to fold and store when not in use, you can also fold the beach umbrella water bag into a small piece, convenient for you to carry","Strong Stability:Feather flag Base Water Bags has an inside diameter of approximately 4 inches and an outside diameter of approximately 18 inches, please check the size before purchasing.Add up to 20 lbs of extra gravity to your existing Feather Flag and umbrella base","Note: Do not throw water bags from heights.Instant impacton water generates strong explosive force, which mayrupture the bags,the water weight bag does not include the stand"]