Materials
The standard 'dry box' container is made of corrugated corten steel. Other types of containers, like the refrigerated version 'reefer' is insulated with smooth stainless steel in the interior and aluminum sheeting on the exterior.

The standard 'dry box' container is made of corrugated corten steel. Other types of containers, like the refrigerated version 'reefer' is insulated with smooth stainless steel in the interior and aluminum sheeting on the exterior.
