Thickness,0.326mm,0.376mm,0.426mm,0.476mm, 0.526mm,0.576mm Width,1000mm,1200mm,914mm,1214mm Any other size is customizable. Composition:Ti-Sn Alloy metal paint coated with galvanized steel sheet. Painting Way, The front double-coating & double-baking of high-performance paint 20 micron, the back double-coating & double-baking of high-performance epoxy 10 micron. Funtions: Heat Insulation, Cooler down, Corrosion, weathering.