【Premium Quality】1.9" powder-coated umbrella pole and 12 steel ribs provide extra support and durability. Perfect for different outdoor scenarios, such as patio, garden, backyard outdoor tables, markets, cafes, and bars 【Easy to Assemble & Operate】This outdoor umbrella designed with a convenient hand-crank system, makes it easier to open and close smoothly and effortlessly. (Remember to use a safety pin when the umbrella is fully open.) Easy to assemble, it takes about 10mins to set up 【Umbrella Base Included】 The double-sided umbrella will be delivered with a durable umbrella base, cross base, two sandbags, and a polyester bag cover. (Not include the sand; To keep the stability of the umbrella, please fill each sandbag with 50~80 lbs of sand) 【Rectangular Umbrella】15(L) x 9(W) x 7.8(H) rectangle patio umbrella is designed with double-sided for maximum shade. Its large shade is perfect for outdoor furniture or pool lounge chairs 【Customer Service】If there are any parts missing or damaged during shipping, please feel free to contact us, and we will provide you with a satisfactory solution within 24 hours. We provide 30 days return and a one-year warranty 15-Foot Diameter Fit multiple individuals underneath this polyester patio umbrella and enjoy each other’s company without the interference of the sun’s blinding rays. The 15-foot diameter of this patio umbrella is wide enough to shade for patio festival set. UV Protection Too much sun can take a toll on your skin. Protect yourself from the potential long-term effects of the sun with our 15-Foot Patio Umbrella. This patio umbrella are made of high-quality metal, provide solid construction, you can feel comfortable relaxing under this shady shield for hours. Multipurpose Wind Vent For essential wind and heat ventilation, we have included 3 wind vent in the production of this umbrella. With a wind vent, you can ensure that the wind and heat in and around your umbrella will be maintained, causing the product to remain stable and grounded. Crank Lift Design Operates with crank lift for easily opening and closing.You can easily put the umbrella away through this device when you don't need to use it. After a 100，00 switching tests, this patio umbrella will serve you for a long time.