For rotatable cantilever umbrella: The set includes the cross base and weights, is made for rotating mechanism, and keeps your patio hanging umbrellas upright and in place to provide more shade. Our umbrella base weight is suitable for use on your patio, terrace, poolside, and more outdoor leisure areas.Water/sand filled: Our garden parasol base weighs up to 170kg when filled with water or 195kg when filled with sand. You can also fill with dry sand and then add water to increase the weight. Each plate features a filling port on the top and a side drain hole for easy filling and clean.Easy mobility: Features flexible wheels on the side of the parasol weights for easy moving, allowing you to transport your umbrella wherever you need shade.All-weather HDPE: Made of thick HDPE which is tough, sturdy, anti-aging and weather-resistant, the parasol base weight is ready for outdoor use.Overall dimension: 98L x 98W x 19.5Hcm. Pre-assembled for you.