1.With hang inner tent,no need to attach fly. 2.Outstretched anteroom with fixed PE floor 3.2 ventilation holes and rectangle shape door on fly. 4.1 U shape door and 2 mesh panels on inner. 5.Set up and fold down quickly with automatic pole system. The tent has different size for 2, 3 person and different color design, such as khaki+wine, oliver green+beige, bule+orange etc. Size:220*(220+80)*130cm weight:4.8~5.3kg.