This double sided patio umbrella provides a large area of shade for your summer! With the canopy in the length of 15ft, this umbrella can accommodate more than a complete set of sofa, creating a shady place when you spend leisure time with family and friends. Compared with others, our umbrella comes with a metal base frame and 2 sandbags (sand not included) to enhance stability. When not in use, you can easily close and secure the umbrella with the crank mechanism and strap. The canopy is made of polyester fabric that is sun protective and fadeless, maintaining brand new performance for a long time. In addition, the heavy-duty iron structure with powder-coated feature can stand the test of time and ensure safety. This umbrella is not only ideal for residential use in garden and backyard, but also a perfect choice for commercial places, like café, outdoor market, etc.