The Army Combat Uniform (ACU) is the latest combat uniform (battledress) worn by the US Army. It replaces the Army's current Woodland and Three Color Desert pattern BDU.
This 10th Mountain Div (Light Infantry) Trooper "Lucas" by BBi in 2006 is wearing the ACU with Coyote brown chest rig.
He is armed with the M4 carbine with butt stock mag pouch and the XM26-LSS (Lightweight Shotgun System).
Comparisons of various ACUs issued.