1: Corrugated box 2: Material: 150g kraft paper outside and inner + double E Flute corrugated board 3: Custom size available Our Corrugated boxes are made from E-flute corrugated paper covering white paper or kraft paper, they can be printed with any colors,to select different finishes such as matt or glossy varnish, matt or glossy lamination, hot stamping, and available in any size and shape. ...