Specifications Place of Origin China Main Color Dark Green Main Material Steel Use Case Garden Outdoor Dangerous Goods #dangerFlag# Dimensions Weights Assembled Length (in.) Not Applicable Assembled Width (in.) Not Applicable Assembled Height (in.) Not Applicable Weight (lbs) Not Applicable Product Features 100% polyester canopy fabric Aluminium Umbrella 3 Tier Auto-tilt for more ventilation Description 3layer umbrella for more ventilation.Humanized crank design, using the handle up and down to control the opening and closing of the umbrella. Convenient crank open/close system even easy to use for kids and the elderly. Keep the sun at the back in the daytime Sturdy Structure 8 ribs provide perfect support for the large outdoor umbrella. Easy Operation This market umbrella has a crank mechanism, you can easily open and close the umbrella in a few seconds by rotating the crank handle. No base are included and lightweight. Aluminium 10ft 3 Tier Auto-tilt Umbrella ( Dark green )