The Royal Garden 11 Foot Round Offset Umbrella with included support base will keep you out of the sun all summer long. The Sunbrella canopy in is made from 100% solution-dyed acrylic, has extended fade resistance, is bleach cleanable, water-repellent but breathable, has 98% UV protection and is recommended by the Skin Cancer Foundation. Featuring a multi-position crank system, it's a easy to open and close the umbrella within seconds. The durable Sunbrella canopy has vented openings to easily allow gusts of wind to go through without sacrificing coverage. This sturdy patio umbrella features a dark brown powder-coated aluminum pole and steel cantilever and ribs for a strong, long-lasting and rust-resistant addition to your outdoor space.