Olive drab cloth mask with layer of rubber on interior. Stitched to mask is black elastic head harness. Inside mask is a black rubber nose piece and yellow mouthpiece which is broken away. Attached to mask at mouth area is black painted metal elbow. Attached to this is a ribbed rubber nose piece covered in tan cloth. At the end of the hose is a yellow steel canister with a vent in the base. Tied to hose near canister is an envelope which contains a linen card. It has instructions, a record card and a place for tape to repair hood. The mask and hose are stiffened.