... with UV coating, 10 years warranty, proved by ISO,SGS Grade A twin-wall hollow polycarbonate frosted plastic sheet Quality guaranteed ... capability. 8) Excellent impact resistance: like a "transparent steel plate". Specification 1) Thicknes: 4mm, 6mm, 8mm, 10mm2) Max width: 2100mm; ... inquiry welcom here. May will reply you without delay. Grade A twin-wall hollow polycarbonate frosted plastic sheet