... customer's design, surface laminated, size 32x26x4cm 3-O ring binder, full color printing 2D.2O, 3D 3O 4D ... 4O ring is option1)cover material: 2-2.5mm rigid cardboard ... : CYMK, option: PMS color, golden/sliver foil stamping5) ring: 2D, 3D,4D, 2O,3O, 4O nickel plated steel ... ring binder 6) size: 32x26x6cm, customize size is option7) ...