California Umbrella 9' Round Aluminum Market Umbrella, Crank Lift, Push Button Tilt, Black Pole, Sunbrella Black Overall dimensions: 102-inch height by 108-inch length by 108-inch width Deluxe crank lift system with push button tilt 8 heavy duty aluminum ribs with quality sunbrella 100-percent acrylic fabric Quality design for ease of operation and high impact ABS housing Optional base is not included and must be purchased separately