Are you still looking for a sturdy and durable base to keep your umbrella more stable? This is our high-strength base weight that holds the umbrella in place perfectly. Made of durable hdpe material and excellent blow molding technology, it can ensure weather resistance and lasting quality. The sturdy 4- Plate structure is very easy to disassemble and store. Most importantly, you can fill it with sand and water to ensure the stability of the umbrella. Also, the easy- To- Fill large 2.17-inch water injection spouts can help you fill quickly without wasting time. The concave handle on each plate are also easy to move. And simple black appearance adds elegance to your outdoor space, perfect for patio, garden, courtyard, porch and poolside.