This round black tank base, designed for outdoor umbrellas, is made of high-quality black PP material, which is durable and weather-resistant, and can withstand the harsh outdoor environment. The overall weight of the base is 28KG, the round structure is stable and reliable, providing strong support for the umbrella, effectively preventing tipping, safe to use. The inner diameter is suitable for a variety of umbrella pole sizes, easy to install without accessories. It is suitable for patio, terrace and outdoor recreation area, which can perfectly blend into the environment and firmly support the umbrella. 28KG weight not only increases the stability, but also reduces the shaking when moving, which makes the outdoor time more pleasant and comfortable. Choose it to add peace of mind and stability to your outdoor life.