TEU (or teu) is the designation for the dimensions of containers. The abbreviation stands for Twenty Foot Equivalent Unit.
1 TEU is a container of 20 feet long, 8'0" wide and usually 8'6" high. In metric terms, a TEU is 6.10 metres long, 2.44 metres wide and 2.59 metres high. A 40-foot container is equivalent to 2 TEU. The external volume of 1 TEU is 1,360 cubic feet, which is 38.51 cubic metres. The most common containers, used for transport on container ships and on lorries, are designated as 2 TEU.