Spiewak Men's Waterproof Aviation N-3B Snorkel Parka 55% Cotton, 25% Nylon, 20% Polyester; 69% Cotton, 31% Nylon Imported Zipper closure Machine Wash Parka with tech-aviation waterproof construction featuring zip-and-button placket, snorkel hood, and multiple pockets Ribbed-knit cuffs with thumbholes