Orange survival suit, size 42-44, in like new condition

This is a pair of what the label calls coveralls, submarine deck exposure. Not sure if these are military issue, but seem like it. These are in fantastic condition and have been worn a total of three times. Has pocket on right sleeve. Has Velcro closures at the wrist and ankles. Has a hood with a Velcro closure and a tie. In great condition. Tag says: Coveralls, Submarine Deck Exposure. Contract No: DLA100-87-C-0671. Stock No: 8415-011-5053. Size Large 42-44. Line Industries, Inc. Protective Apparel. Do not dry clean. Hand laundering with warm water and soap is preferred. May be laundered below 140 degrees F and tumble dried below 160 degrees F. Hurry, these will not last long!