Make your market umbrella stable with this stylish resin umbrella base. Sit comfortably out on the porch or patio and allow you to match with your patio table or use it as a stand-alone piece that creates a relaxing overhang in your yard. Made of high-quality resin and steel, this umbrella stand is durable, weather-resistant, and rust-resistant for extended outdoor use. Two adjustable adapters ensure a perfect fit for most market umbrellas and fit 38mm or 48 mm pole diameters. A contemporary design blends with most outdoor decorations! Robust Resin Base: Made of high-quality resin and powder-coated metal pole, this umbrella stand is durable, waterproof, wind resistant, sunscreen, stable and sturdy for extended outdoor use. Moreover, the resin composite material has better durability and wearing resistance for longer use. Fits Most Umbrellas: This outdoor umbrella base stand is equipped with 2 adjustable pistons, which can be better adapted to umbrella posts with 38mm or 48 mm pole diameters. It can fit almost all market umbrellas sized up to 300 cm. Adjustable Rotary Knob: The rust-resistant, powder-coated stem design has a built-in tension knob to firmly secure your umbrella pole in place. It provides extra support for your offset umbrella, preventing wobbling. Highly recommend that you use a patio umbrella stand in combination with a patio table. Easy Assembly and Complete Accessories: Accessories are included for easy installation. Put the pole in the hole, put the screw into the bottom and tighten, connect the wheels to the bottom, choose the appropriate adapter, insert the umbrella pole, and tighten the knob. No need for water or sand to fill. Multifunctional Umbrella Base: This black finish umbrella base provides a concise look with a stylish and retro pattern, making your outdoor space more attractive. Perfect for umbrellas (not included) placed in the courtyard, garden, balcony, lawn, and so on.