【ECWCS GEN3】 POLARTEC Fleece Jacket The ECWCS system GEN3 fleece jacket is highly popular and its price is increasing worldwide. The US military's ECWCS (Extended Cold Weather Clothing System) Gen 3 consists of 7 types of tops and 5 types of bottoms, a layering system designed to adapt to various climates and situations. This product corresponds to the "LEVEL3 fleece" used as a mid-layer. It can be worn alone over a base layer, or combined with a shell jacket or insulated jacket to provide high heat retention. The material used is "POLARTEC HIGH LOFT" provided exclusively for the US military. It is a material that meets the same mil-spec standards as the real thing, and features a very soft and smooth texture. Although it is military-inspired, it is a piece that is easy to match casually. Try pairing it with denim, work pants, or chinos. BRAND NAME: ECWCS GEN3 CONDITION: USED ※ We will provide detailed sizing information if you send us a message.