Alpha Industries Women's N-3B Natasha Slim Fit Nylon Parka 100% Nylon Imported Dry Clean Only Inspired after the legendary n-3b parka which was originally designed for the u.s. Military This snorkel parka has less fill than the standard men's n3b slim - still very warm as a protective outerwear layer. The n-3b style is currently one of alpha's bestselling styles globally Knit waistband and cuffs make this snorkel parka great protection against the elements. Fabric type: 100 percent nylon; shell: 100 percent nylon; lining: 100 percent polyester fill