... laminated, according customer's artwork , mount on rigid cardboard3) inside paper: 120gsm wood free4) Printing technique: CYMK, option: PMS color, golden ... , 2O,3O, 4O nickel plated steel ring binder 6) size: 32x26x6cm, customize size is option7) MOQ: 500pcs 3-O Ring Binder / ring binder with full color printing