The Fiberbuilt Augusta style 11 foot octagonal market umbrella features a 1 3/4" aluminum core one-piece pole finished with FiberTeak which resembles the look and feel of real wood. The 6 inch hub holds the pulley and pin lift as and fiberglass ribs. Features a single sewn-in vent and storage ties. The top is made of heavy duty Outdura or Sunbrella marine grade solution dyed acrylic fabric that will not fade in the sun. Choose from Outdura or Sunbrella fabric canopies.