3-layer corrugated cardboard is sold in sheets of brown or white colour in accordance with the dimensions ordered by customers. The 3-layer corrugated cardboard may be of 2 mm thickness E-flute, 3 mm thickness B-flute, 4 mm thickness C-flute, various grammages and resistances to compression. We may make bending lines, cuts on a cardboard sheet in accordance with our customer’s wishes.