On full-dress tunics, badges in white or gold lace were worn only on the right arm, but on service dress jackets, badges in worsted embroidery were worn on both arms.
Woolen and worsted nomenclatures apply only to the textile processing of animal fibers, but it has become common to include fiber blends under these terms.
Worsted barathea (made with a smooth wool yarn) is often used for evening coats, such as dress coats, dinner jackets, and military uniforms, in black and midnight blue.
