The Army Elements Fleece (AEF) is a versatile, insulating layer that allows

US Army The United States Army (USA) is the land service branch of the United States Armed Forces. It is one of the eight U.S. uniformed services, and is designated as the Army of the United States in the U.S. Constitution.Article II, section 2, c ...

aviation crews to adapt to varying mission requirements and environmental conditions. The primary fabric has an integrated

Nomex Nomex is a flame-resistant meta-aramid material developed in the early 1960s by DuPont and first marketed in 1967. Properties Nomex and related aramid polymers are related to nylon, but have aromatic backbones, and hence are more rigid and m ...

fleece inner surface to insulate the soldier against cold temperatures. The fabric is waterproof and windproof, but also breathable, to protect the soldier in inclement weather including wind, rain, sleet, and snow. The outer layer is printed in the

Universal Camouflage Pattern The Universal Camouflage Pattern (UCP) is a digital military camouflage pattern formerly used by the United States Army in their Army Combat Uniform. Technicians at Natick Soldier Systems Center attempted to devise a uniform pattern that wo ...

. The inner Nomex fleece layer is foliage green.

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{{dead link, date=October 2016 , bot=InternetArchiveBot , fix-attempted=yes United States Army uniforms Military equipment introduced in the 2000s