The United States military uses different uniforms for combat operations, daily duties, formal ceremonies, physical training, aviation, and specialized environments. Each branch has its own working, service, and dress uniforms, along with specialized protective equipment.
1. US Army Uniforms
Army Combat Uniform (ACU)
The Army Combat Uniform features the Operational Camouflage Pattern (OCP), with muted greens, browns, and tans. Designed for durability and functionality, it is worn by active-duty, Reserve, and National Guard soldiers during garrison duties, field training, and combat operations.
Army Service Uniform (ASU)
The Army Service Uniform is a distinguished dark blue coat and trouser uniform accented with gold buttons and brass insignia. Soldiers wear it for formal ceremonies, official functions, promotions, and professional or public appearances.
Army Green Service Uniform (AGSU)
Inspired by the iconic World War II-era pinks and greens, the AGSU features an olive green coat with tan trousers. It is worn for service dress occasions, official functions, and professional military appearances.
Army Physical Fitness Uniform (APFU)
The APFU consists of black and gold shorts, a T-shirt, jacket, and pants prominently marked with Army. Soldiers wear it during physical training sessions, fitness tests, and authorized recreational activities.
Improved Hot Weather Combat Uniform (IHWCU)
The IHWCU features lightweight, moisture-wicking fabric in the OCP camouflage pattern. Designed for extreme heat environments, it is worn by soldiers deployed to tropical, desert, and humid climates during combat and field operations.
Army Combat Vehicle Crewman Uniform (CVC)
The CVC is a flame-resistant olive drab coverall worn by tank and armored vehicle crews. It is designed for mobility inside confined vehicles and protects soldiers from fire and electrical hazards during combat and training operations.
2. US Navy Uniforms
Navy Working Uniform Type I (NWU Type I)
The NWU Type I features a blue and gray digital camouflage pattern. It is worn by Navy sailors in shipboard and shore-based assignments as a daily working uniform for routine naval operations.
Navy Working Uniform Type II (AOR I)
The NWU Type II features a desert tan and brown digital camouflage pattern known as Area of Responsibility One (AOR I). It is worn exclusively by Navy special warfare personnel, including SEALs, during desert and arid-environment combat deployments and specialized operations.
Navy Working Uniform Type III (AOR II)
The NWU Type III features a green and woodland digital camouflage pattern known as Area of Responsibility Two (AOR II). It is worn by general fleet sailors and naval special warfare personnel ashore and serves as a working uniform for land-based and jungle-environment operations.
Service Dress Blue (SDB)
The Service Dress Blue uniform consists of a formal navy blue coat and trousers decorated with gold buttons and rank insignia. Sailors wear it for official ceremonies, promotions, formal inspections, and professional public appearances.
Service Dress White (SDW)
The Service Dress White is a formal all-white uniform with gold accents and rank insignia. It is worn during warm-weather ceremonies, tropical deployments, and formal naval occasions.
Full Dress Uniform
The Navy Full Dress Uniform is its most ceremonial attire and is worn with full medals, ribbons, and decorations. It is reserved for state functions, change-of-command ceremonies, military funerals, and national holidays.
Dinner Dress Blue Uniform
The Dinner Dress Blue uniform features a formal navy blue jacket with a bow tie and dress trousers. Sailors and officers wear it at formal evening functions, military balls, and distinguished social events.
Dinner Dress White Uniform
The Dinner Dress White uniform features a crisp white formal jacket with a bow tie. It is worn during warm-weather formal evening events, naval balls, and distinguished ceremonies in tropical or summer settings.
Navy Physical Training Uniform (PTU)
The Navy PTU consists of navy blue shorts and a T-shirt with gold lettering displaying Navy. Sailors wear it during mandatory physical training, official PT sessions, and fitness evaluations.
3. US Marine Corps Uniforms
Marine Corps Combat Utility Uniform (MCCUU)
The MCCUU comes in two digital MARPAT patterns: Woodland MARPAT, in green and brown for temperate and forested environments, and Desert MARPAT, in tan and brown for arid regions. Marines wear these uniforms during field operations, combat deployments, and garrison duties.
Marine Corps Service Uniforms A, B, C, and D
Marine Corps service uniforms range from the formal green coat and khaki shirt of Service A to progressively lighter B, C, and D variants. Each level removes layers for warmer conditions, transitioning from full formal dress to a short-sleeve khaki shirt.
Dress Blue Uniform (Dress Blues)
The iconic Dress Blue uniform features a deep blue coat with scarlet trim, white trousers, and a white cap. Marines wear it for formal ceremonies, recruiting duties, and public appearances.
Evening Dress Uniform
The Marine evening dress uniform features a formal blue coat with scarlet trim and white dress trousers. It is worn at high-level formal events, military balls, and distinguished social occasions.
Marine Physical Training Uniform (PTU)
The Marine PTU consists of scarlet and gold shorts, a T-shirt, and a sweatsuit prominently displaying USMC. Marines wear it during mandatory physical training, combat fitness tests, and official PT sessions.
4. US Air Force Uniforms
Operational Camouflage Pattern (OCP)
The Air Force OCP features muted greens, browns, and tans camouflage. It is worn by airmen during field operations, deployments, and daily garrison duties, replacing the discontinued ABU as the standard combat and working uniform.
Airman Battle Uniform (ABU)
The ABU featured a distinctive blue-gray tiger-striped digital camouflage pattern. It was worn by airmen as their standard duty uniform before being fully replaced by the OCP.
Transitional Airman Battle Uniform (ABU)
The transitional ABU represented the period when the Air Force shifted from the tiger-striped digital pattern to the OCP. Airmen wore both uniforms during this transition until the OCP became the sole authorized daily and field uniform.
Service Dress Uniform
The Air Force Service Dress uniform features a distinguished dark blue coat with silver buttons and matching trousers. Airmen wear it for formal ceremonies, official functions, promotions, and professional public appearances.
Dress Uniform (Blues)
The Dress Blues consist of a medium blue long- or short-sleeve shirt with matching trousers. They are worn during semi-formal occasions, official garrison duties, and professional environments.
Mess Dress Uniform
The Air Force Mess Dress uniform features a formal dark blue jacket with silver accents and a bow tie. It is worn at formal evening functions, military balls, and distinguished social ceremonies.
Physical Training Gear (PTG)
The Air Force PTG consists of blue and silver shorts, a T-shirt, and a jacket marked with Air Force. Airmen wear it during mandatory physical fitness training, official PT sessions, and fitness assessments.
5. US Space Force Uniforms
Space Force OCP Uniform
The Space Force OCP shares the muted greens, browns, and tans camouflage pattern used by the Army and Air Force. Guardians wear it during field operations, deployments, and daily duties.
Space Force Service Dress Uniform
The Space Force Service Dress uniform features a distinctive dark navy agaless jacket and matching trousers with silver accents. Guardians wear it for formal ceremonies, official functions, and professional appearances.
Space Force Physical Fitness Uniform (PTU)
The Space Force PTU consists of dark navy and silver shorts, a T-shirt, and a jacket marked with Space Force. Guardians wear it during mandatory physical fitness training, official PT sessions, and fitness assessments.
6. US Coast Guard Uniforms
Operational Dress Uniform (ODU)
The ODU features a blue digital camouflage pattern. Coast Guard members wear it during daily working duties, field operations, and shore-based assignments.
Tropical Blue Uniform
The Tropical Blue uniform features a light blue short-sleeve shirt with matching trousers. It is worn during warm-weather service duties, official garrison assignments, and semi-formal occasions.
Service Dress Blue (SDB)
The Coast Guard Service Dress Blue uniform features a formal navy blue coat with gold buttons and rank insignia. It is worn for official ceremonies, formal inspections, and professional public appearances.
Dinner Dress Blue Uniform
The Dinner Dress Blue uniform features a formal navy blue jacket with a bow tie and dress trousers. It is worn at formal evening functions, military balls, and distinguished social events.
Dinner Dress White Uniform
The Dinner Dress White uniform features a crisp white formal jacket with a bow tie. It is worn during warm-weather formal evening events and distinguished ceremonies in tropical or summer settings.
Full Dress Uniform
The Coast Guard Full Dress Uniform is its most ceremonial attire. Worn with full medals and decorations, it is reserved for state functions, change-of-command ceremonies, military funerals, and national holidays.
Dry Weather Suit or Immersion Suit
The immersion suit is a bright orange survival suit worn by Coast Guard personnel during maritime rescue operations and emergency situations. It is designed to protect against hypothermia and drowning during open-water and search-and-rescue missions.
Coast Guard Physical Fitness Uniform (PTU)
The Coast Guard PTU consists of navy blue and gold shorts, a T-shirt, and a jacket marked with Coast Guard. Members wear it during mandatory physical training and official PT sessions.
7. Special Cross-Branch Uniforms and Equipment
Flight Suit (CWU-27P)
The CWU-27P is a flame-resistant olive green Nomex one-piece flight suit. It is worn by pilots and aircrew across the Army, Navy, Air Force, and Marine Corps during aviation operations. It provides fire protection and functionality in cockpit and flight environments.
Flame-Resistant Organizational Gear (FROG)
The FROG ensemble features a tan flame-resistant shirt, trousers, and balaclava. It is worn by Marines and Navy personnel in combat vehicles and high-risk fire environments to provide protection against flash fires and burns.
Extended Cold Weather Clothing System (ECWCS)
The ECWCS is a multi-layered cold-weather system featuring base, mid, and outer protective layers. It is worn across military branches during Arctic, mountain, and extreme cold-weather operations.
CBRN Protective Suit
The CBRN suit is a full-body protective ensemble used across military branches against chemical, biological, radiological, and nuclear threats. It features sealed seams, gloves, and a respirator and is worn during CBRN training exercises and hazardous-environment operations.
Body Armor and Plate Carrier Systems
Body armor features modular plate carriers worn over combat uniforms across military branches. It provides ballistic protection during combat operations and accommodates ceramic or steel plates, MOLLE attachments, and tactical gear.
Conclusion
US military uniforms vary according to branch, duty, environment, and occasion. From camouflage combat uniforms and physical training gear to formal service dress and specialized protective equipment, each uniform serves a particular purpose across the United States military.