The shell jacket is a garment used as part of a military uniform. It is a short jacket that reaches down to hip level. It was very common in the mid and late 19th century. The jacket was first created in Austria. The Confederate States of America adopted the jacket in 1861; the most famous are the Richmond Depot's, RDI, RDII, and RDIII. Columbus Depot, Department of Alabama, and Atlanta Depot also were common famous suppliers. See Uniforms of the Confederate Military for more information.