Free Arm Umbrella 3.3M x 8 Ribs 90mm Architecture Pole Option Built-In LED Light Polyfiber Base w/ Rotation , w/ Casters Free Arm UmbrellaSize: 3.3M x 8 RibsCover: OlefinPole: Architecture 90mm , AluminumAccessory: Built-In LED Light, Protection CoverBase: Polyfiber , 55 to 65 kgs , w/ Rotation Function , w/ Casters, EZ movement function Free Arm Umbrella