Large capacity: The maximum capacity of the basic umbrella weight bag is 85 pounds of sand. Wrap it on any pole. umbrella so you can sit back and relax, knowing your family is safe on a windy day. (Sand shovel is not included in the package). Quick and easy: fill the bag with sand in minutes. With side openings, you can easily place the base on any umbrella stand. Use a sturdy Velcro connection system to connect them together, which can be quickly transformed into a sealed base. Dont delay your vacation, enjoy the beach and afternoon tea. High quality material: 900D polyester ripstop, waterproof, fade resistant and mildew resistant. Triple stitched seams, military grade material, side reinforcement for added strength. Overall dimensions (diameter x height): 46 x 15 cm (18 inches x 6 inches); central hole diameter: 8 cm (3 inches). Convenient and portable: With two comfortable handles, you can lift them together if you want to move around. At the end of the season, all you have to do is fill in the sand, fold it up and put it away. Suitable for balconies, beaches, meadows, gardens and mountain peaks. Best protection: fits umbrella poles up to 3.0 inches in diameter. Our round counterweight bag design complements the shape of your round umbrella stand, while adding the extra weight needed to keep the umbrella in place.