Bankers Box? by Fellowes Earth Series Standard Storage Box are sturdy recycled corrugated boxes that are easy to set up manually. With a double layer of board to end panels and base they are ideal for transporting files and can accommodate 4 x 80mm A4 Earth Series transfer files; great for when you need a long term storage solution. When you choose Earth Series you can be rest assured you are picking filing and storage products that don't cost the earth; the Bankers Box? Earth Series storage boxes are made from FSC? certified board and are 100% recyclable. All inks used are water based and adhesives used are solvent free.