Streamdale Furniture Adjustable 4-Pack Umbrella Stand Weights for Cantilever Umbrellas

4-piece umbrella weights stabilize cantilever umbrellas, providing up to 175 lbs. support with sand or 130 lbs. with water. Made of weatherproof Hdpe, they're easy to fill, empty, and store thanks to securing screw caps, built-in handles, and stackable design. Dimensions: 40" L x 40" W x 3.5" H.