Appropriately, the boxes listed in this category are used by printers to ship reams of printed paper, promotional and financial literature and business forms. Our Printers' Boxes are made of 200# test C-flute corrugate. Consistent box dimensions and quality construction are two factors that are important to printers who rely on a snug fit for their printed materials. Ship your printed materials in Argrov Printers' Boxes. Choose from our many sizes. Bundle Counts vary by box size.