These containers have been newly built and have only done one trip at sea as opposed to ALL the other grades which have been at sea for many years. If you are looking to buy quality, these containers will last for many decades and represent the best value and life expectancy available.All the “bells and whistles”:Laminated floorsadditional ventssingle locking bar on RHS doorSecurity Lock box.Whilst these containers are newly built they have however been used to getting cargo from overseas to Australia which means there can be signs of use.  Possibilities include (a small amount) of non transferable markings to the internal as well as external marks from handling equipment at the ports.