Shirt, Cold Weather, Level 3Inspired by the US Army's ECWCS (Extended Cold Weather Clothing System), a modular set of cold weather clothing that increased in warmth with each level and could be mixed and matched to suit any scenario. Based on the second generation "LEVEL 3" fleece, the Real McCoy's have elevated their recreation beyond even the originals that inspired it. Opting for more natural materials, McCoy's have used a 72% wool and 28% cotton fleece, custom developed for