[2] It is a four color, high contrast disruptive pattern with irregular markings in green, brown, sand and black.

It is also known unofficially by its colloquial moniker of "M81" after the Battle Dress Uniform it was first used on,[3] though this term was not officially used by the U.S. military.

[4] These changes reflected a shift in the tactical focus of the United States military from fighting an extremely close-range war such as the one in South Vietnam to a longer-range one such as on the fields of Europe.

It is not labeled as NIR compliant however testing done on the material and dyes used in the creation process found it to be effective in camouflaging under InfraRed light.

[11] Members of the Virginia Defense Force wear a Woodland version of the Army Combat Uniform (ACU).