PRODUCT DETAILS The Hall CPO Overshirt from Imogene + Willie is inspired by Chief Petty Officers of the US Navy and Coast Guard who traditionally wore a similar style in the 1930s when the shirt jacket was first developed. This heavyweight overshirt is sturdy enough to wear as a piece of outerwear on colder days, albeit still light enough to layer with a warmer jacket. Made out of a warm Japanese wool blend. Inspired by CPO shirts from the 1930s Each shirt is patterned, cut and sewn in the USA from premium Japanese made fabric Double-needle felled side seam Traditional anchor buttoned placket and cuff Made in USA Materials: 82% wool, 18% recycled fibers ***like new: worn less than 5 times***