Vintage US Army Jacket Mens Medium Green Chemical Suit Protective

Solid green Chemical coat with the following info. Medium 8415-00-177-5008 and also DLA100-78C-1021 Winfield MFG. Co. Inc.. Has a zipper and 3 snaps on the front which all seam to work, Velcro on the pockets which is in OK condition but it is missing a draw string for the middle section. The openings are there and there is no damage to the tube just no string. Also 3 snaps accross the back probaly for pants. Material is good no rips or tears. Probaly late Vietnam.