1.5 and 1.65 in. powdered steel tube, 1.2 mm thickness joints make the storage shelter more durable. powered steel with plastic powdered to prevent rust, chipping and corrosion. 180gsm PE cover that is water proof, anti-UV, rain proof, anti-wind and anti snow, meanwhile come with 2 ventilation windows. Add reinforced ground tube and big "U" shape ground stakes enhance the garage shelter's stability and strength. 7 x 8 x 7.5(H) feet of well sealed shade cover suitable for your bikes, motorcycles, ATV, garden tools, firewood, forage and etc. This storage shelter is easy to install and set up, with button connection design for the tubes, no additional tools required. It comes with wind ropes, ground stakes and anchors.