light box 1.8mm,15mm, 28mm and 40mm thickness. 2.black, silver, gold or etc for frame colour. 3. ... change poster light box1.8mm,15mm, 28mm and 40mm thickness.2.black, silver, gold or etc for frame colour.3. ... Aluminum frame which thickness at 8mm,15mm, 28mm and 40mm.2. Can be in single side or double sided.3. ... 297MM 380*257MM 28MM 570*360*90MM 0.019 m3 2.0KGSHY1A-1003-A4 297*210MM 257*170MM 28MM 450* ...