TropiShade 11-Feet Light Wood Polyester Market Umbrella with Green Polyester Cover 8 ribs for extra strength and 1 1/2-inch center pole 4-Pulley Lift Thread Coupling Green polyester cover measures 69-Inch in diameter Umbrella is warranted for 1-year from the date of purchase; It does not cover wind damage; search " tropishade base " for compatible bases ( base sold separately ).