These large triple wall cardboard cases provide maximum resistance, manufactured from triple wall finest top quality rigid flute corrugated board with a kraft paper finish comprised of three walls the first wall is a 3 mm defence protecting against impact & perforation. Second wall provides a 5 mm reinforcement against external shocks & the third layer acts as a 7 mm shock-absorber to the contents of the cardboard box. A load capacity of up to 500 kg, these large cardboard boxes are recommended for export to all destinations. Resists knocks, abrasions & temperature change. Suitable for export by rail, air or sea. Delivered flat packed. Sold in packs, priced per case