What are the internal dimensions of a 40 foot container and what is its cubic space?

The dimensions of a 40-foot container are:

External Dimensions

Length: 40 feet

Height: 8 feet 6 inches

Width: 8 feet

Internal Dimensions

Length: 39 feet 5 1/2 inches

Height: 7 feet 9 1/2 inches

Width: 7 feet 8 inches

Cubic Capacity: 2,389 cubic feet