Secure your outdoor umbrella with this stylish and practical Free Standing Umbrella base stand. Its rust-, weather-, and water-resistant construction made of concrete, steel, and polyurethane this 60 lb. umbrella base stand is built to last. The steel receptacle pole's tightening knob and adapters help tightly secure the umbrella while accommodating poles that have a diameter of 1.5" to 2". The sturdy base makes it easy to relax and enjoy your shade worry free and is the perfect finishing touch on your outdoor ensemble, its geometric design helps to layer visual texture in your patio setup.