Use these attractive weights to anchor your offset or cantilever patio umbrella cross base. Each plate weighs 30lbs. Use 4 plates for a total of 120lbs. To safely secure your umbrella. Each weight measures 19"L x 26"W x 1.5" Thick. This item includes a single weight of 30 lbs. We recommend purchasing up to 4 plates to provide 120 lbs of support for a large offset umbrella. Each weight comes with a convenient carry handle so they are easy to maneuver around the base of the umbrella. Made of resin, the weights won''t rust in the elements. Made with superior quality by Trademark Innovations.