All Purpose Environmental Clothing System

The All Purpose Environmental Clothing System (APECS) parka and trousers were developed to provide Marines with an all-purpose/all-season set of outershell garments that are lighter in weight, lower in bulk, have lower noise generation, are moisture vapor permeable and have an improved water repellency over the 2nd Generation ECWCS parka and trousers. The APECS also incorporates the Marine Pattern.

Extended Cold Weather Clothing System

The Extended Cold Weather Clothing System (ECWCS) is a layered insulating system adjustable to personal preference, metabolism, and prevailing weather conditions.It is designed to maintain adequate environmental protection between +40°F and -60°F (4°C and -51°C).

Marine Corps Combat Desert Jacket

In an effort to meet its ever changing environmental challenges, The Marine Corps has identified a need for a Combat Desert Jacket (CDJ) that will provide protection from the unique environmental nature of the desert.

Marine Corps Combat Woodland Jacket

The Combat Woodland Jacket (CWJ) is the woodland version of the combat desert jacket.

Lightweight Environmental Protection

The Lightweight Environmental Protection (LEP) is an insulation subsystem developed under the Special Operations Forces Personal Equipment Advanced Requirements (SPEAR).The system is designed to be individually configured based upon mission, terrain and climate requirements as well as personal preference.

Mountain/Cold Weather Clothing System

The Mountain/Cold Weather Clothing System (MCWCS) is a Marine Corps specific cold weather layering system (CWLS), a replacement for the ECWCS.

Protective Combat Uniform

The Protective Combat Uniform (PCU) is an interchangeable 15-piece, 7-level ensemble (the original block 0 configuration) that can be worn in layers appropriate for the mission.The PCU replaces the LEP.

APECS Parka

The All Purpose Environmental Clothing System (APECS) parka, together with APECS trousers, was developed to provide Marines with an all-purpose/all-season set of outershell garments that are lighter in weight, lower in bulk, have lower noise generation, are moisture vapor permeable and have an improved water repellency over the 2nd Generation ECWCS parka and trousers. The APECS also incorporates the Marine Pattern.

Marine Corps Fleece Pullover

The fleece pullover was developed to provide The Marine Corps with a multi-purpose, lightweight/low bulk, moisture transport, and insulation layer for the upper torso.The fleece pullover can be used during both garrison and field duties in cool to cold weather conditions.It can be worn under the camouflage utilities, used as a sleep shirt in the sleeping bag, and as an optional/additional insulation layer for the ECWCS.

APECS Trousers

The All Purpose Environmental Clothing System (APECS) trousers, together with APECS parka, were developed to provide Marines with an all-purpose/all-season set of outershell garments that are lighter in weight, lower in bulk, have lower noise generation, are moisture vapor permeable and have an improved water repellency over the 2nd Generation ECWCS parka and trousers. The APECS also incorporates the Marine Pattern.

Generation III Extended Cold Weather Clothing System

The Generation III Extended Cold Weather Clothing System (GEN III ECWCS) was designed to be functional in multiple cold weather climates and activities.It consists of a versatile, multi-layered insulating system that allows the Soldier to adapt to varying mission requirements and environmental conditions.

Extended Cold Weather Balaclava Hood

The hood replaces combat vehicle crewman's hood as a component of ECWCS.

Extended Cold Weather Parka and Trousers

The extended cold weather parka and trousers are new ECWCS development items.The parka and trousers serve as the windproof, waterproof layer in the system.

Extended Cold Weather Parka

The extended cold weather parka is a new ECWCS development item.The parka serves as part of the windproof, waterproof layer in the system.

Polyester Fiberpile Shirt and Bib Overall

The polyester fiberpile shirt serves as the primary insulating layer on the upper body.The bib overall is used as an additional layer for temperatures below -25°F (-32°C) and down to -60°F (-51°C).

Extended Cold Weather Parka Fur Ruff

The ruff is an attachable component used with the extended cold weather parka.

Extended Cold Weather Trousers

The extended cold weather trousers are a new ECWCS development item.The trousers serve as part of the windproof, waterproof layer in the system.

Polypropylene Undershirt and Drawers

The underwear layer next to the skin acts as a moisture wicking layer and serves to draw moisture away from the skin, transferring it to the outer layers of the system.

Parka and Trousers (Marine Corps)

The 2nd generation parka and trousers incorporates features requested by Marines. Improvements over the original parka and trousers include a two-way entry pocket design, water channels to protect critical area from potential leakage, removal of the taffeta nylon lining to reduce cost, improved breathability, a roll and stow hood, and a Cordura nylon reinforcement of the elbow and knee areas to improve durability.

Parka and Trousers (Army)

The parka and trousers replace the original parka and trousers in the Army.

Synthetic Fleece Shirt and Overalls

The shirt and overalls replace polyester fiberpile shirt and bib overall.

Lightweight Cold Weather Underwear Set

Lightweight Cold Weather Underwear Set (LWCWUS) was developed to provide a moisture wicking, heat retentive, lightweight garment for moderate cold conditions in which the polypropylene underwear is too warm.

Level I: Lightweight Undershirt and Drawers

The undershirt and drawers are designed to be worn next to skin by itself and to transfer moisture from the skin to the outside of the fabric where it spreads rapidly for quicker evaporation.

Level II: Midweight Shirt and Drawers

The shirt and drawers are designed to provide light insulation for use in mild climates as well as a base layer for colder climates, worn next to skin by itself or in conjunction with other levels (level I) for added insulation and to aid in the transfer of moisture.Fabric is slightly different than level I in that it provides extra warmth but still wicks moisture away from the skin to allow for quicker evaporation.

Level III: Fleece Jacket

The jacket is designed to act as the primary insulation layer for use in moderate to cold climates.It is also approved to wear as an outer garment.The jacket creates air pockets that trap air and retain body heat providing outstanding warmth without weight.This comfortable garment offers excellent breathability, dries quickly and provides environmental protection while maintaining low bulk and durability.

Level IV: Wind Jacket

The jacket is designed to act as a low volume shell layer in transitional environments to provide wind and sand protection, optimizing the performance of moisture wicking along with insulation layers when combined with body armor or the Army Combat Uniform.

Level V: Soft Shell Jacket and Trousers

The jacket and trousers are designed for use in moderate to cold weather conditions as a soft shell layer combined with other base and insulative layers.The jacket and trousers provide light weight, low bulk and extreme comfort for movement.

Level VI: Extreme Cold/Wet Weather Jacket and Trousers

The jacket and trousers are designed for use in cold, wet conditions alternating between freezing and thawing as a hard shell layer combined with other base and insulative layers.The jacket and trousers provide a lightweight, completely waterproof, windproof and breathable level of protection against the elements.

Level VII: Extreme Cold Weather Parka and Trousers

The parka and trousers are the outermost level of protection in the system designed for use during static operations in extreme cold, dry conditions.

Layer 1: Lightweight Undershirt and Drawers

The undershirt and the drawers are intended for wear as a moisture wicking layer of the ECWCS.

Layer 2: Midweight Undershirt and Drawers

Designed to protect the best of the best, the midweight Milliken SPEAR Layer 2 is a moderate to extreme cold weather baselayer. This layer helps fight the negative effects of the body’s sweat in extreme conditions with superior moisture management and wicking to harness heat, and quick-drying properties to prevent the garment itself from becoming damp or frozen. It also features exceptional soil release for easy maintenance and high levels of continuous performance.

Layer 3: Midweight Stretch Bib Overall

The bib overall is intended for wear as an insulation layer of the ECWCS.

Parka Shell and Liner

Overwhite Parka and Trousers

The parka and trousers are intended for wear as an outer garment to provide camouflage in snow areas.

Trouser Suspenders

The suspenders are to be used with trousers having suspender loops.

Winter Undershirt and Drawers

The underwear is loose fitting and is made of cotton, wool or a combination of the two.

Field Cap

The cap is intended for use in field and garrison environments found in various climate zones.

Pile Field Cap

The cap with wool pile lining and the cotton field cap may be worn for both cold-dry and cold-wet conditions.The pile field cap provides the best protection against the elements for weather colder than 0°F.

Cold-Wet/Cold-Dry Clothing System

The combination Cold-Wet/Cold-Dry Clothing System can be configured into two ensembles.The cold-wet ensemble is worn above 14°F (-10°C), and the cold-dry ensemble is worn below 14°F.The cold-dry ensemble protects down to -60°F (-51°C). The cold-wet configuration differs from the cold-dry in the number of layers and the choice of boots.The system uses layers of wool/cotton fabrics to trap air for insulation, and a water-repellent outer garment to maintain dryness.

Winter Hood

The hood is worn attached to the coat for protection against the wind and snow as a component of the cold-wet uniform.

Winter Hood with Fur Ruff

The hood is worn attached to either the coat or the parka as a component of the cold-dry uniform.

Field Jacket Shell and Liner

The M-1951 field jacket (later redesignated coat) ensemble is made up of a shell and a detachable mohair frieze liner which is attached inside the shell for extra warmth.The jacket ensemble is worn directly over the intermediate layer in cold weather.

Parka Shell and Liner

The M-1951 parka ensemble is made up of a shell and a detachable mohair frieze liner which is attached inside the shell for maximum insulation.The parka ensemble is worn as an outer garment of the cold-dry uniform with a fur-ruffed hood for added head protection and may be worn over the coat.

Arctic Trouser Shell and Liner

The arctic trouser ensemble is made up of a shell and a detachable mohair frieze liner which is attached inside the shell.The trousers are worn over the field trousers when the soldier must remain inactive (in a listening post, for example) and when temperatures of -50 to -60°F (-46 to -51°C) are encountered.

Field Trouser Shell and Liner

The M-1951 field trouser ensemble is made up of a shell and a detachable mohair frieze liner which is attached inside the shell for extra warmth. The shell is worn over wool trousers as the outer layer in cold-wet climate or worn with the liner as the intermediate layer in cold-dry climate.

Wool Field Shirt and Trousers

The shirt is intended for wear as a component of the cold-wet and cold-dry uniforms for temperate and cold areas.The trousers are intended for wear as a component of the cold-wet uniform ensemble.

Insulating Helmet Liner Cap

The cap is worn alone or as a liner for the helmet assembly.The earflaps are fasten under or over chin, at back of neck, or are folded up around the top with the touch-and-close fasteners crisscrossed in the front.

Cold-Wet/Cold-Dry Clothing System

The combination Cold-Wet/Cold-Dry Clothing System can be configured into two ensembles.The cold-wet ensemble is worn above 14°F (-10°C), and the cold-dry ensemble is worn below 14°F.The cold-dry ensemble protects down to -60°F (-51°C). The cold-wet configuration differs from the cold-dry in the number of layers and the choice of boots.The system uses layers of wool/cotton fabrics to trap air for insulation, and a water-repellent outer garment to maintain dryness.

Field Coat and Trouser Liners

The liners are buttoned into the field coat and trousers for extra warmth, and also can be worn as separate buttoned front liners (serve as an insulating layer for the ECWCS).

Field Coat and Trousers

The field coat and trousers serve as outer layer in cold-wet climate or as intermediate layer in cold-dry climate.They can be worn with button-in liners for extra warmth.

Extreme Cold Weather Hood with Fur Ruff

The extreme cold weather hood is an attachable component used with CW field coat, ECW parka, M1951 parka as a component of the cold/dry uniform.

Extreme Cold Weather Parka

The M-65 extreme cold weather parka ensemble is made up of a shell and a button-in quilted liner which is attached inside the shell for extra warmth. The parka ensemble is worn as an outer garment in cold-dry climate with a fur-ruffed hood for increased head protection.

Arctic White Snow Camouflage Trousers

The snow camouflage trousers are intended for wear in cold dry areas as supplimentary trousers with attached liner.

Cold Weather Wool/Cotton Undershirt and Drawers

The undershirt and drawers are intended for cold weather use.

Extreme Cold Weather Booties

The ECW booties, together with the ECW parka and trousers, are designed for bivouc, rest and sentry activities in mountain conditions.

Hardface Micro Fleece Cap

The hardface micro fleece cap is intended for wear by male and female military personnel of the USMC in mountainous and cold weather environments.It will provide improved wind resistance, durability and water repellency when worn in intermediate to cold weather environments.It will be part of the Mountain/Cold Weather Clothing System and will ultimately replace/phase out the current micro fleece caps.

Light Duty Flame Resistant Glove Insert

The light duty flame resistant glove insert is designed to be worn either alone or under a mitten or glove shell.

Happy Suit

The ECW parka and trouser overgarments and booties are designed for biouvac, rest and sentry activities in mountain conditions.The garments shall be lightweight and easily packed to a minimum volume to be carried among the variety of other mission essential gear.

Wind Pro Fleece Jacket

The windpro fleece jacket is intended for wear by male and female military personnel of the USMC in mountainous and cold weather environments.It will provide improved wind resistance, breathabilty and water repellency when worn in intermediate to cold weather environments.It will be part of the Mountain/Cold Weather Clothing System and will replace the current fleece jackets.

Lightweight Exposure Jacket

The lightweight exposure jacket, together with the lightweight exposure trousers, is designed for wind and rain protection in mountain conditions.

Lightweight Exposure Suit

The lightweight exposure jacket and trousers are designed for wind and rain protection in mountain conditions.

Extreme Cold Weather Mitten System

The Marine Corps has developed an Extreme Cold Weather Mitten System including a Mitten Shell with Removable Liner and Light Duty Flame Resistant Glove Insert, which will provide improved environmental protection over USMC's previous mitt, the insulated trigger finger mitt.

Extreme Cold Weather Parka

The ECW parka, together with the ECW trousers and booties, is designed for bivouc, rest and sentry activities in mountain conditions.

Snow Camouflage Parka, Trousers and Pack Cover

The snow camouflage parka, trousers and pack cover are designed to be worn as over-garments when snow camouflage protection is required.

Lightweight Exposure Trousers

The lightweight exposure trousers, together with the lightweight exposure jacket, are designed for wind and rain protection in mountain conditions.

Extreme Cold Weather Loft Trousers

The ECW trousers, together with the ECW parka and booties, are designed for bivouc, rest and sentry activities in mountain conditions.

Flame Resistant Grid Fleece Underwear

The mid-weight FR grid fleece underwear is a flame resistant version of the polyester grid fleece underwear.It will provide improved moisture management, insulation and comfort when worn in intermediate to cold weather environments. In addition, it will provide Marines with FR protection when needed. The FR Grid Fleece can be worn as part of the Mountain Cold Weather Clothing System or Flame Resistant Organizational Gear (FROG).

Grid Fleece Underwear

The mid-weight grid fleece underwear is intended for wear by male and female military personnel of the USMC in mountainous and cold weather environments.It will provide improved moisture management, insulation and comfort when worn in intermediate to cold weather environments.It will be part of the Mountain/Cold Weather Clothing System and will replace the current polypropylene underwear set, and fleece pullover.

Flame Resistant Silkweight Underwear

The FR next-to-skin underwear is a flame resistant version of the polyester silkweight underwear.It will provide improved moisture management and comfort when worn in intermediate to cold weather environments. In addition, it will provide Marines with FR protection when needed. The FR Silkweight Underwear can be worn as part of the Mountain Cold Weather Clothing System or Flame Resistant Organizational Gear (FROG).

Silkweight Underwear

The new next-to-skin underwear is intended for wear by male and female military personnel of the USMC in mountainous and cold weather environments.It will provide improved moisture management and comfort when worn in intermediate to cold weather environments.It will be part of the Mountain/Cold Weather Clothing System and will also replace the current lightweight CW underwear set.