The bertha double patio umbrella is ideal for backyard, garden, or poolside setups that require maximum coverage. This behemoth is our shadiest umbrella, with a canopy spanning 15 feet. Reinforced with a solid steel frame, it has five arms on each umbrella and two steel center arms that strengthen the large canopy. In addition, the 2 rust-proof aluminum pole has an easy-open crank to make opening and closing the double umbrella a breeze. Finally, the uv-resistant canopy is vented, allowing air to circulate, and providing wind resistance. So chill out under the Berta double patio umbrella, but don't expect a tan. Double umbrella that extends 15 feet Solid steel frame with five durable arms at each end and two steel center arms reinforce the double-wide umbrella canopy Supported by a rust-proof aluminum pole measuring 2 in diameter Uv resistant polyester canopy resists fading The easy-open crank system for effortless opening and closing Locking pin ensures the umbrella position stays secure Vented canopy for increased airflow and wind resistance Easy assembly Features: Weather Resistant, Vented, Collapsible Manufacturer Warranty: 6 Month Measurements: 94 Height/Inches, 176 Width/Inches, 102 Depth/Inches Diameter: 7 1/2 Ft Weight (lb.): 23 Lb Assembly: Assembly Required Base Material: 100% Steel Finish: Powder Coated Care: Wipe Clean Opening Mechanism: Crank Lift Estimated Assembly Time: 5 Minutes Material: Metal Country of Origin: Imported Visit our Furniture & Mattress Customer Care Center for delivery options, protection plans and other services. Problem with an order or need help with a return? Our Furniture & Mattress Customer Service agents will be happy to help. Give us a call at 1-800-442-7902 Don’t forget to print off your delivery checklist to avoid any delays or issues when delivering your item. Umbrella stand not included.