Perfect Partner for Your Patio Umbrella!Our fillable patio cantilever umbrella base stand comes with 4 plates, which can perfectly fit cross bases (not included) of your offset hanging umbrellas. When filled with water, the base can reach a weight of up to 128 lbs, while sand can make it up to 168 lbs. For maximum stability, a combination of water and sand can increase the weight capacity to an impressive 208 lbs. Besides, it is made of premium Hdpe material, which can resist all weather, ensuring long-lasting durability. 4 plates can be stacked when not in use, therefore it would not take up much floor space for storage. And there exist grooved handles on the bottom, bringing convenience for transportation.