It is made of Polycarbonate (PC). It is widely used in industry, civil and public constructions, such as roofs, gyms, billboards and exhibition halls, etc. Thickness:4mm,6mm,8mm,10mm,12mm,14mm,16mm Length: 5800 mm ,12000 mm or 6000 mm--can be customized Width: 2100 mm There are 9 colors available: Jewel Blue, Clear, Fresh Green, Lake Blue, Brown, Grass Green, Opal ,Black and Deep Opal.