This outdoor umbrella base provides a stable foundation for your patio umbrella, designed for both convenience and durability. It features a set of 4 wheels, allowing for effortless repositioning across your outdoor space. 2 of these wheels are equipped with locking mechanisms to secure the base firmly in place once positioned, preventing unwanted movement. The stand is fillable, offering flexibility in achieving desired weight for wind resistance; a large opening facilitates easy filling with sand, water, or a mixture of both. When filled with a sand and water combination, it can support up to 100 lbs. , ensuring your umbrella remains steady even in breezy conditions. Constructed from rugged, all-weather resistant HDPE material and a corrosion-resistant steel pipe, this base is built to withstand outdoor elements and provide lasting use. It includes multiple sleeve options to accommodate various umbrella pole sizes, along with adjustable knobs for a secure fit, and its design allows for convenient storage of the pole when not in use. Color: Black. Material: Plastic.