Specification Brand : Displayfactory BulletPoint1 : Convenient and Flexible : Umbrella Base Water Bag is folded to easily store in pockets and backpacks, portable for carrying for camping, mountaineering, and hiking, and suitable for friends, campers, and families. BulletPoint2 : Size Information: the inner diameter of the umbrella base weight bag is around 3.54 inches/ 9 cm, the outer diameter is about 20.08 inches/ 51 cm, the appropriate size to use; It fits restaurants, gardens, backyards, pools and beaches BulletPoint3 : Keep Umbrellas or Flag Stable: Each can hold 10 liters of water to add extra weight to maintain the stability of the umbrella in windy conditions.Our weight water bag is thick enough to hold more water,so it is heavier and more stable than other water weight bags BulletPoint4 : Reliable Material : Made of thick PVC material, processed by high frequency heat sealing process, very durable to use.Fillable Water Bag is made of tear-proof and fine materials, avoiding the damage of sharp and hard objects, and durable to use for a long time. BulletPoint5 : Outdoor Camping Supply : Water Filled Weight Bag is a practical camping, hiking, beach, and outdoor supply, flexible to store and carry, and wonderful for fixing the sun beach umbrella base. Color : Sliver ExternallyAssignedProductIdentifier1 : 0764753980247 ExternallyAssignedProductIdentifier2 : 764753980247 ItemName : Displayfactory 20 Inches Portable Foldable Round Water Weight Bag Patio Beach Umbrella Base Waterproof Weight Bag Swooper Feather Flag Base Stand Weight Bag for Outdoor Indoor Umbrella Holder (10PCS) ItemPackageDimensions_Height : 42.9006 centimeters ItemPackageDimensions_Length : 8.001 centimeters ItemPackageDimensions_Width : 34.1884 centimeters ItemPackageQuantity : 4 ItemShape : Round ItemTypeKeyword : patio-umbrella-bases ItemTypeName : Water base Manufacturer : Displayfactory Material : PVC ModelName : Water bag ModelNumber : BW1 PartNumber : BW1 PowerSourceType : Water powered ProductDescription : Description: Flag Water Base is applicable for fixing sun umbrella, beach flag, and parasol. It is made of tear-resistant material and is durable to use, with water filling port, and is easy to pour in and off. Umbrella weight bags are foldable and compact, which do not occupy much space, convenient and handy, simple to take along when you go outside as well as take back if you are ready to go back Help to prevent your umbrella from tipping under extremely windy and gusty condition. Universally fit for most flying flag poles, parasols, garden beach umbrellas stands. The bag has a water inlet with a cap and can be filled with water. Suitable for family, villa, hotel, terrace, balcony, resort, water park, barbecue bar, western restaurant, outdoor leisure area, company leisure area, etc. Specifications: Material: PVC Outside diameter: approx. 51cm/20.08inch Inside diameter: approx. 9cm/3.54inch Capacity: 10L Package Includes: 1 PCS/2PCS/5PCS Summer Beach Umbrella Base Note: Colors might be different due to different monitor display. Manual measurement may cause slightly difference in size.