A printer, method and printed item are provided where the printer and method print an image having a relatively high durability and/or resolution. In particular, the printer and method include a plasma treatment stage or step for treating the surface of an item prior to printing. A printer is provided that is configured to convey an item or a plurality of individuated items through a plasma treatment stage to prepare the surfaces of the item for printing. Such printer may use a non-continuous ink jet printing assembly such as a drop on demand printing assembly.