Our cantilever umbrellas comes with a weighted base . so you don’t need to buy the base seperately. The pole with bronze aluminum material and powder coated . rust-resistent and more durable . is an advanced version from the original offset hanging umbrella??Compared with other cantilever patio umbrellas . ours catch people’s eyes more because of its preior quality. Also . this cantilever umbrella is more stable and convenient . 200 g polyester and PA coating increases its hand feeling . color fixation and sand fixation. Its color fastness hits American Standard 80h grade 4 . makes it suitable for all weather conditions. With 8 reliable sturdy iron ribs and powder spraying technology . this umbrella is not easy to be rusty . can provide strong and durable support for the umbrella canopy. This patio umbrella can freely adjust the tilt angle by moving the handle in the umbrella chute up and down . keeping the area protected throughout the day. Both square and round shape are optional in multiple colors: navy blue . green . gray . beige . orange . red . black and blue . can be used in business and home.