Four Color Process - Fold above box constructed of white E-flute corrugated material, white on inside and out . Front and sides appear as two-piece box with hinge at spine. If four color process printing is wanted in smaller quantities on boxes, Spot Mounting on the lid only is an affordable option. The paper is printed with the four color process and this is then spot mounted to the lid of the box. One inch tolerance is required on all four sides. All box material is recyclable.