Buy 45ft Shipping Containers, At ISO freight Containers we offer a wide rage of 45ft Shipping Containers. Some of them are Open top container, Tunnel container, Open side storage container, Double door container, High Cube Containers ( largest units we sell). Tri-Door containers. As one of the largest size available in our range, our 45 foot shipping containers are great if you have a lot of products that you like to store and transport safely. With so much room to play with, you will not have to be constrained by space limitations.