... .with imported acrylic for the LGP and panel. LED slim light box ,with thin feature.thickness is 1.5cm and 2.60cm ... 1 Material: acrylic panels, 6-10mm light guide, LED light, aluminum,etc.Inner led lighting 2. Shape: square, rectangle ... on four flips,and double sides can open for 2 sidesSingle side frame Doule side frame 8. Color of light: red, green yellow, blue ...