Willys kit: The tool bag is sewn from a heavy weave dark OD green canvas. The bag is 19 7/8 inches long and 9 ¾ inches wide. It is closed with an envelope style flap., and secured with a strap of dark OD webbing 7/8 inch wide and 44 inches long. This strap is sewn on the tip of the closing flap. Other than the two letters J(?)M stamped on the inside of this flap, the bag is unmarked
Other Varieties (which may or may not be correct for the jeep): I have another bag of the same dimensions with BAG, ASS,Y, TOOL / FED. STOCK No. / 41-B-15 stamped on the front Below this is a small triangle with an unclear marking within.