10-year guarantee ,bayer materials,good quality ,good offer polycarbonate sheet supplierFeatures:1) Light transmission: up to 88%2) ... 14mm,16mm,18mm4) Color: clear, lake blue, green, blue, opal, bronze, gray, red,bronze( brown),blue-green,light- green,clear,black,clear ... -embossed,light-embossed,blue-embossed5) Customized colors and dimensions available upon requests6) ...