Wire Dia.: 4.0mm/4.8mm opening: 75 x 150mm LXW: 1.8x3m Frame: 20x30x1.5mm Round Post: 8x2mmx2.2m Fence: .5x0.3x0.3m (1). This product is mainly used in express highway, rail and the airport etc. It not only protects the safety of vehicles and pedestrain, but also beautify the space environment. (2). This product is mainly used in the city roads, grand flats and grass fences.