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.