Uncommon, original  PRO-KIT, Chemical Prophylactic Packet, Stock No. 9118000, "For Army Use Only", consists of tube of ointment, soap impregnated cloth, and cleansing tissue, and instructions in brown paper envelope. Envelope is discolored, shows wear from age and has been opened. Mfg by G. Barr & Co., Chicago, Ill. A must for any WW2 GI personal items or medical gear collection!