Wool bunting tapered swallowtail flag. Red field. There are two bicolor diagonal stripes that extend from one end of the hoist to the opposite swallowtail; these stripes cross at the fork in the swallowtail. The bicolor stripes are navy on top and white on bottom before the fork and white on top and navy on bottom on the swallowtails. A green number "9" is painted on the flag between the hoist and the fork in the swallowtail. White hoist with no grommets. Inscription on hoist reads "Chief Q.M. 9th Army Corps".