M-R Width: 72cm Length: 77cm This is the LEVEL 7 of the US military's ECWCS layering system. It's a well-known masterpiece. PrimaLoft, a synthetic down alternative, is used for the insulation, offering the benefit of retaining warmth even when wet. It's also said to be eight times warmer than down, and it's machine washable, so having one is essential for surviving a Japanese winter. Search terms: US Army, ECWCS, ECWCS, PCU, MARS, PrimaLoft, Polartec, Level 7, vintage, used clothing, military, silver, gray, urban, coyote, black, special forces, prototype, test sample