This 11-foot commercial grade umbrella is a top seller due to its heavy-duty construction and impressive features. It is designed to meet the demands of both residential and commercial owners, with a robust aluminum frame that ensures durability. The two-section aluminum pole, with a wall thickness of 0.08 inches, along with the fiberglass rib framework, provides superior stability, making it perfect for challenging commercial conditions. The umbrella's strong aluminum pole frame is complemented by a simple and efficient pulley lift system, making it easy to use. One of the standout features of this umbrella is its three-year warranty on the fiberglass ribs, which is longer than the standard one-year warranty offered by most umbrellas. This warranty reflects the umbrella's ability to withstand any challenges it may face. With this umbrella, you get the best of both worlds - exceptional durability and ease of use.- Commercial grade design for durability and long-lasting use- Extra-large 11 foot diameter canopy for ample shade coverage- Easy push-lift system for effortless opening and closing- 8 heavy duty fiberglass ribs for superior stability in windy conditions- Aluminum hub and housing, stainless steel hardware and pulleys for added strength and reliability