Made of power coated metal tube and premium PE, the canopy is sturdy and anti-rust for long time using. In addition, the whole canopy is connected with strong and thicker accessories so that the frame is stable after setting up. Comes with 5 removable sidewalls with transparent window, the canopy can keep warmer and also improve air ventilation inside. You don't have to spend too much time to assemble the canopy if you set it up with other people. It is suitable to use for many activities like camping, picnics, outdoor sporting events and so on. You and your friends can really enjoy the outdoors with the canopy.