High-strength aluminum alloy structure. Strong and safe features. Resist wind and rain up to magnitude 8. Used for up to 20 years. There are more than 12 kinds of Superb's tent. They include Standard Tent,Arcum Tent,Curve Tent ,Polygon Tent,Pagoda Tent,Double Decker Tent,Pole Tent,Half Dome Tent,Multi-sided Tent,High Peak Combination Tent,Peak Marquee Tent,Custom Made Tent, and so on.