Enhance your outdoor space with the Costway 20 Inches Patio Umbrella Base. Constructed from durable powder-coated steel, this umbrella base is designed to withstand the elements while providing stability for your outdoor umbrellas. It features weather-resistant and rustproof capabilities, ensuring it will last for years to come. The base comes with two sizes of adapters, making it compatible with umbrella poles of 1.6 and 1.9 inches in diameter. The adjustable tightening knob secures the pole firmly, while the adjustable footpads help stabilize it on uneven surfaces. Its sleek all-black design complements any outdoor decor, and setup is a breeze with its user-friendly installation process. Perfect for use in patios, poolside areas, backyards, balconies, and commercial spaces.