... 3. Extra Large 4. Environmental Friendly Slim Acrylic LED Light Box♥ Product name: led light sign, light box, slim light box♥ ... box:♥ Material: acrylic panels, 5-10mm light guide panel (LGP), LED lights, etc;♥ Shape: round, square, irregular design shape;♥ Size: ... to install, energy saving, enviroment protect, display the LOG or idea lively, etc;♥ Technics: silk-screen print or engraving on the ...