... ultra slim and professional 3.Competitive price,top quality 4.Special size is ok 5.Long lifetime Ultra Slim Led light box ... specification: (1) Normal Size: A4,A3, A2, A1,A0, OR 40*60CM, 60*90CM ... or other design· Sizes: A1-A4, or larger, customer's size· Viewing:single side , double side· Customized : Customers designs, sizes & styles ...