High Quality Content by WIKIPEDIA articles! Woodland pattern is the name of the default camouflage pattern issued to United States soldiers, Marines, airmen, and sailors from 1981, with the issue of the M81 Battle Dress Uniform until nearly the present day. It has been phased out by the Marine Corps for the digital MARPAT with the introduction of the Marine Corps Combat Utility Uniform, the Army`s digital Universal Camouflage Pattern with the introduction of the Army Combat Uniform (ACU), The U.S. Navy maintains its use for specific units and organizations. The U.S. Navy SEALs and Seabees are the primary users of this uniform in addition to sailors wearing the trousers while working during flight deck operations aboard aircraft carriers. Sailors on ships and other navy catches have moved onto the Navy Working Uniform, and the Air Force`s Airman Battle Uniform which uses a modern incarnation of the Tigerstripe pattern. The camouflage pattern is still in use when it comes to NBC suits, and has also been seen on parkas` issued during basic training in the Army. Various law enforcement and SWAT teams also still use the woodland pattern for their personnel as well. Examples are LAPD SWAT, US DEA operators, Portland Oregon SERT team, Boise SWAT, and even the FBI HRT team.