This lightweight shirt/jacket was designed for the Canadian forces in the 1960's. The Fabric is made of a Cotton and Nylon interlocking material. The combination allows for lightweight breathability, through the cotton, and a quick dry, durability with the benefits of nylon. When wet, these shirts will dry quickly. It has amazing pockets throughout the shirt. Two angled front chest pockets for ease of use, measure 6" x 3 1/2" with 1" added on sides for extra room. Classic shoulder epaulets. Reinforced elbows. Draw string at waist. Some shirts come with subdued Canadian flag patch on the arm.