It is based on the common left breast pocket work shirt from 1920 to 1940's.
old time shirts were pocketless. In the 19th century, with the development of industrialization in western countries, there were huge numbers of workers in different fields and different kinds of workers. The shirt that was once used as underwear or dress was no longer suitable for the workers, so the functional design of the pocket appeared on the left breast of the shirt (because most people are right-handed). For different types of workers will have different needs, gradually multiplied bag cover, double pockets and other various functional design.
Measurements reflect garment dimensions. Please use this chart as a general guide as measurements are approximate.
In order to best determine fit, it may be helpful to compare our garment’s measurements to a similar garment you already own. Lay your garment on a flat surface and take all measurements from the outside of the garment.
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