California Umbrella 7.5' Round Aluminum Patio Umbrella with Valance, Crank Lift, 3-Way Tilt, Silver Pole, Navy Blue Olefin Easy crank open function with 3-way push button tilt All aluminum frame with 8 durable steel wire ribs Center pole and hardware comes in anodized aluminum finish High quality, outdoor rated Olefin Fabric Overall dimensions: 90" x 90" x 92" Optional base is not included and must be purchased separately