Light box is very popular in advertisement use. This type can show two pictures on both sides

aluminum small specification

aluminum big specification

double side

Big aluminium light box :  thickness of width :5cm  thickness of light box :4.5cm

Color :shinning silvery after oxidation treatment

small aluminium light box 

Thickness of width :4cm  thickness of light box :3.8cm

 Color : shinning silvery after oxidation treatment

Maximum size :3.1m*1.6m

double side ultra thin light box