Quictent Red 9FT Patio Umbrella Tilt Aluminum Outdoor Market Umbrella with Crank and Wind Vent 100% Polyester 3 position crank open system, easy to open and close, and easy tilt The UV-resistant canopy made from a durable, powder-coated steel frame and 180G polyester fabric for long-term use outdoors; Air vent at the top provides basic wind and heat venting and withstand suddent gust Aluminum, rust-free powder coated in antique bronze color finish pole (Diameter: 1.50 inch) that serves as the umbrella's stand (Does not include umbrella base) and flexible sturdy steel ribs (0.47W x 0.71L inch) are built to insure this umbrella is as durable as it is good looking As the sun crosses the sky, fine-tune your shade by tilting the canopy to one of the three adjustable angles and use the featured crank mechanism to easily lower or open your umbrella up The tabel umbrella comes assembled and is very simple to put up for the first time; Designed to provide maximum shade, Quictent Patio Umbrella is terrific to have on a sunny day and makes a restful and unique vibrant style in your outdoor living areas