【Sturdy Structure】With 8 heavy-duty aluminum ribs and triangle design, this umbrella is built to last. The robust design ensures easy opening and closing while maintaining superior strength and durability 【Double Top Design】A special double top design applied on this patio umbrella, which is a small air circulation system. This double top makes it more wind-resistant, water proof, and UV-protective 【360 Degree Rotating Base】This umbrella features a 360-degree rotating base, ensuring that you can enjoy shade with effortless adjustment 【Easy Assembly】Secure all screws first and do not tighten it until you have done everything while assembling, which could save your time greatly.Enjoy simple steps and minimal effort during installation 【24 x 7 Online Service Standby】Let us know if you got a problem on the products of HERA'S HOUSE, we will deal with it for you immediately – HERA'S HOUSE always stand with you HERA'S HOUSE 10 X 10FT Cantilever Outdoor Patio Umbrella,Large Rectangle Double Top UV Resistance Windproof Umbrella with Heavy Duty 360 Degree Rotation Offset,Aluminum Pole for Garden Pool Backyard, Beige