Premium Material: This umbrella base weight bag is made of 900D Rip-Stop Polyester, water resistant, fade resistant and mildew resistant. Triple stitched seams, premium quality material with reinforced sides for increased robustness. Total dimension (diameter x height): 46 x 15 cm; Central hole diameter: 8 cm. Quick and Simple: Oversized Sand Holes. Just a few minutes of sandbag can be filled, and the lid with the magic stick will quickly turn it into a sealed base. It is best tool for your holiday, enjoy the beach and afternoon tea. Large Capacity: The capacity of the base umbrella weight bag is 18-20kg sand. Wrap it around any umbrella pole and enjoy peace of mind knowing your family is safe in gusty weather. Convenient and Portable: This umbrella base weight bag with two comfortable handles, if you want to move, you can lift them together. And at the end of the season, just fill the sand, fold it up and put it away. Widely Application: Ideal for balcony, patio, lake, beaches, meadows, garden, hill top.