... is ok Crystla Led Light box specification:Clear same as crystal!!!!!!! (1) Normal Size: A4,A3, A2, A1,A0, ... Led light box, High quality and competitive price. The crystal light box can match battery box.**Applied Guide light technology ... hanging, screwing etc. ** Frame material is crystal Acrylic; Surfaces applied advanced diamond polishing technology, elegant and attractive; **Thickness only 9mm~42mm, ...