Keep your outdoor umbrella safe and secure with this 49lbs Umbrella Base Water stand. Designed for stability and durability, this base can be filled with water or sand to provide maximum weight, ensuring your umbrella stays firmly in place even on breezy days. The heavy-duty resin construction is weather-resistant and rust-proof, making it perfect for patios, gardens, decks, and poolside areas. Featuring adjustable tightening knobs, it accommodates a variety of umbrella pole sizes for a snug and secure fit. With its sleek black des ign, this umbrella base not only delivers reliable support but also blends seamlessly with any outdoor decor.