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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.

Cold Temperature and Arctic Protection System

Cold Temperature and Artic Protective System (CTAPS) is a soldier head to toe clothing ensemble with -65 to +45°F environmental protection.

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).

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.

Redesigned Field Coat and Trouser Liners

The cold weather field coat liner and trouser liner serve as an insulating layer for the ECWCS.

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 conditions not sufficiently cold for the polypropylene underwear.

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: Silkweight Undershirt and Drawers

The LEP layer 1 silkweight undershirt and drawers are intended for wear as a moisture wicking layer of the ECWCS.

Layer 2: Midweight Undershirt and Drawers

The LEP layer 2 midweight undershirt and drawers are intended for wear as an insulation layer of the ECWCS.

Layer 3: Midweight Stretch Bib Overall

The LEP layer 3 midweight stretch bib overall is intended for wear as an insulation layer of the ECWCS.

Layer 4: Fleece Jacket

The LEP layer 4 fleece jacket is fabricated in a heavyweight fleece fabric. It has a collar, zipper front closure, pit zips, two zippered hand warmer pockets, inner pockets and a windproof front and back yoke.

Layer 5: Wind Resistant Fleece Jacket

The LEP layer 5 wind resistant fleece jacket is fabricated in heavyweight fleece wind resistant fabric. It is the same basic design as the layer 4 heavyweight fleece jacket with the addition of wristovers and a hood.

Cotton Field Cap

The olive drab cotton field cap is a visor style with retractable earlaps lined with wool flannel, and grommets for ventilation. It was designed to be worn with the M-1943 field jacket. It could also be worn under the hood of that jacket and with the steel helmet and liner.

Pile Field Cap

The olive drab pile field cap consists of a wind-resistant, water-repellent, poplin outer shell with a pile lining, a flexible visor, which can be worn up or down, and pile ear flaps with an drawcord closure. It was designed for wear in extreme cold.

Pile Field Cap

The MQ-1 (Model Quartermaster 1) olive drab pile field cap is a modified version of the olive drab pile field cap. The pile lining of the original visor, which caused visual interference and forehead discomfort when the visor was lowered, was eliminated. The MQ-1 cap was adopted as the M-1951 pile field cap.

Field Jacket

The M-1943 MQ-1 field jacket was a modified version of the M-1943 field jacket that contained inner buttons for attachment of a removable liner. The jacket was adopted as the M-1950 field jacket.

Parka Shell and Liner

M-1948 parka-shell and parka-liner.

Snow Camouflage Parka

The M-1950 snow camouflage parka is intended for wear as an outer garment to provide camouflage in snow areas. The parka is intended for camouflage only and is not a substitute for outer garment.

Snow Camouflage Trousers

The M-1950 snow camouflage trousers are intended for wear as an outer garment to provide camouflage in snow areas.

Winter Undershirt and Drawers

The M-1950 winter underwear serves as inner layer in cold-wet and cold-dry climate.

Cotton Field Cap

The M-1951 cotton field cap is a visor style with a circular top crown and retractable earlaps, and is a lightweight windproof item incorporating a very thin layer of insulation only in the earlaps. It was designed for ground troop wear in a range of cold-wet to hot environments.

Pile Field Cap

The M-1951 pile field cap may be worn for both cold-dry and cold-wet conditions. The 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 (M-1951) can be configured into two ensembles. The cold-wet ensemble is worn above 14°F, and the cold-dry ensemble is worn below 14°F. The cold-dry ensemble protects down to -60°F. 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 M-1951 winter 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 M-1951 winter hood with fur ruff is worn attached to either the coat or the parka as a component of the cold-dry uniform. The hood may be worn over the cotton field cap or the pile field cap. The steel helmet is not normally used with the hood.

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.

Wool Field Shirt

The wool field shirt is intended for wear as a component of the cold-wet and cold-dry uniforms for temperate and cold areas.

Arctic Trouser Shell and Liner

The M-1951 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.

Wool Field Trousers

The M-1951 wool field trousers are intended for wear as a component of the cold-wet uniform ensemble.

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.

Cold Weather Insulating Helmet Liner Cap

The M-65 cold weather insulating helmet liner 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 Weather Field Coat

The M-65 cold weather field coat serves as outer layer in cold-wet climate or as intermediate layer in cold-dry climate. It can be worn with a button-in liner for extra warmth and with a fur-ruffed hood for increased head protection.

Cold-Wet/Cold-Dry Clothing System

The combination Cold-Wet/Cold-Dry Clothing System (M-65) 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.

Extreme Cold Weather Hood with Fur Ruff

The M-65 extreme cold weather hood with fur ruff is an attachable component used with CW field coat, ECW parka, M1951 parka as a component of the cold/dry uniform.

Cold Weather Coat Liner

The M-65 cold weather field coat liner is buttoned into the coat for extra warmth, and also can be worn as a separate button front liner to serve as an insulating layer for the ECWCS.

Cold Weather Trouser Liner

The M-65 cold weather field trouser liner is buttoned into field trousers for extra warmth, and also can be worn as a separate garment to serve as an insulating layer for the ECWCS.

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.

Cold Weather Field Trousers

The M-65 cold weather field trousers serve as outer layer in cold-wet climate or as intermediate layer in cold-dry climate, and also serve as a durable insulating layer of ECWCS to be worn over the liners when the outer extended cold weather trousers are not needed.

Arctic White Snow Camouflage Trousers

The M-65 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 M-65 cold weather underwear serves as inner layer in cold-wet and cold-dry climate.

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 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.

Fire Resistant Environmental Ensemble

The Fire Resistant Environmental Ensemble (FREE) is a multilayered, versatile, flame resistant system.Its unique individual layers are adaptable into multiple system configurations.This flexibility allows the Soldier greater uniform/personal protection choices.These choices are critical in responding to the current engagement threats while facing extreme climate conditions.

Parka Liner

The NWU parka fleece liner is an insulation component designed to be worn with the NWU parka and provide extra protection during cold weather conditions. When worn with the parka, it shall be attached to the parka shell via inside front slide fastener and sleeves inserted in the arm openings and secured by snap attachment assembly tab located at the inside bottom of each sleeve. The liner may be optionally worn as a stand-alone outer garment over the NWU shirt.

Parka

The NWU parka is intended for use by US Navy personnel when weather conditions dictate and as the outer layer protection when used during cold/wet weather operations.

Vapor Barrier Boots (Black and White)

The black boot is for wear in cold, wet climates (down to -20°F (-29°C)). The white boot is for wear in extreme cold, dry climates (down to -60°F (-51°C)).

Intermediate Cold/Wet Boots

In 1988, the U.S. Army began a program to develop a new combat boot for dismounted soldiers and marines operating in cold and wet environments where the mean monthly temperature ranges between 14°F and 68°F (-10° and +20° C).The new Intermediate Cold Wet (ICW) Boot was designed to fill the protective void between the uninsulated U.S. Army Standard Combat Boot and the highly-insulated Extreme Cold Weather Vapor Barrier Boot.

Extreme Cold Weather Thorlo Socks

The extreme cold weather mountaineering socks are intended for wear in sub-zero temperatures on rugged terrain.

Wool Winter Socks

The socks are natural-colored, seamless with a terry or tuft stitch to the inside of the entire sock and a top finished with a nonraveling welt, overedge stitching, or a rib stitch.

Anti-Contact Glove

The anti-contact gloves are intended for use in cold-wet and cold-dry regions where dexterity and protection from cold metal contact are required.They will provide protection against cold for only a very short period.

Marine Corps Cold Weather Contact Glove

The cold weather contact gloves allow Marines to conduct precise technical work such as operating computer and electronic equipment while protecting their hands from the cold weather combat environment.

Improved Cold Weather Extended Gloves

Improved Cold Weather Extended Gloves are made in accordance with Outdoor Research Professional Modular Glove, part number 72189 for the shell, 72190 for the liner.

Intermediate Cold/Wet Gloves

The Intermediate Cold/Wet gloves are intended as protection from environmental conditions for the hands of users performing their mission in intermediate cold and wet climates encompassing approximately a 0°F to 40°F temperature range.

Cold Weather Glove Inserts

The cold weather glove inserts are intended to be worn for added warmth with glove shells for cold weather.

Marine Corps Improved Glove Insert

Improved Glove Inserts are worn alone, or worn under the Light Duty Glove.

Lightweight Cold Weather Glove Inserts

The lightweight cold weather glove inserts are to be worn for added warmth with the intermediate cold/wet glove shells.

Marine Corps Light Duty Glove Insert

The Light Duty Glove Insert is a product improvement replacing the Improved Glove Insert.The intent is to eliminate the melt/drip hazard, which could occur with the old polyester/lycra insert, by changing to a cotton/lycra insert.

Marine Corps Intermediate Cold Weather Glove

The USMC Intermediate Cold Weather Glove is designed to be worn in cold weather environments to protect the user from the elements including snow, wind, and ice.

Flexor-style Light Duty Glove

The gloves are intended for light work duty and mosquito protection.They may be worn alone, or for additional warmth under cold conditions, may be worn with the wool inserts.The gloves are also intended for wear over chemical protective handwear covered by MIL-G-43796.

Light Duty Utility Glove

The Light Duty Utility Glove is a multifunctional utility glove for performing light duty work.The glove may be worn alone or as a shell and in combination with thermal inserts or chemical protective handwear.

Light Duty Gloves

The light duty gloves are worn to protect the hands of personnel performing light work. When required, they may also be worn for mosquito pretection and may be worn over the chemical protective (CP) gloves to protect the CP gloves from abrasion and cuts. They may be worn alone or, for additional warmth under cold conditions, may be worn with the wool inserts.

Marine Corps Improved Cold Weather Trigger Finger Mitten

The improved cold weather trigger finger mitten is light weight, reduced bulk, hydrophobic, quick drying, and designed with a trigger finger for weapon operation.The mitten is intended to be used in temperatures ranging from +10 to -25°F (-12 to -32°C). The mitten is compatible with the snow camouflage mitten shells and improved glove insert, and replaces the trigger finger mitten shells and inserts.

Trigger Finger Mitten Insert

The mitten inserts are intended to be worn under the trigger finger mitten shells.

Extreme Cold Weather Mitten Set

The mitten set is intended for use with other component of arctic clothig under cold dry conditions.

Trigger Finger Mitten Shells

The trigger finger mitten shells are to be worn with or without the wool/nylon mitten inserts and in areas too cold for leather gloves and not sufficiently cold for arctic mittens.

Watch Cap

The knitted wool watch cap is intended for wear by Naval and Air Force personnel in cold environments.

Patrol Cap

The patrol cap, formerly called the battle dress uniform (BDU) cap, is a visor style with a circular crown and retractable earlaps, which is the same basic design as the M-1951 cotton field cap. It was intended for wear with the temperate battle dress uniform.

Micro Fleece Cap

The microfleece cap is intended for wear as multipurpose lightweight head protection.

Neck Gaiter

The neck gaiter is designed to be worn six ways: as a head band, neck warmer, hood, balaclava or mask, and a hat. The neck gaiter is 10 3/4 inches wide, 15 inches long; has a tube-like construction of thin brown plain jersey knit fabric consisting of polypropylene and lycra yarn.

Wool Headover Scarf

The scarf is 9 inches wide, 24 inches long; is a tubular knit type with hemmed ends.

Wool Neckwear Scarf

The scarf is 9 inches wide, 54 inches long; is a tubular seamless type with reinforced ends.