Overall: 4 1/2 x 12 3/8 x 11 3/8 in. ( 11.4 x 31.4 x 28.9 cm )
printed paper label: inside top of crown: "TIGHTEN CORD / AND ADJUST / NET TO / FIT . . ."
Green painted trench helmet with "Orion" insignia painted in red and black on front; domed oval crown and roughly horizontal brim; gray felt padding inside top of crown; chin strap missing.
Due to ongoing research, information about this object is subject to change.