The Pure Garden 9 foot Auto Crank Aluminum Patio Umbrella is ideal for your patio, backyard, balcony, deck, swimming pool or any other outdoor entertainment area to control your exposure to the sun. The umbrella is designed to keep you cool and comfortable. Made with eight supporting ribs, sturdy powder coated aluminum pole, and heavy duty fabric, this patio umbrella has the structure to stand the test of time. Vented canopy is designed to facilitate air flow, keeping the umbrella from blowing away in windy climates. Can be used through a table or free standing with a base (not included). The easy to use auto crank feature makes it easy to put the umbrella up and take down.