Vintage NBC No. 1 protective Suit MKIV DPM Smock Jacket & Pants Large Camo Army

Vintage NBC No. 1 protective Suit MKIV DPM Smock Jacket & Pants Large Camo Army. No size on the tag, see below for best fit. Approx measurements Jacket pit to pit: 23” collar seam to hem: 28” Pants waist: 40” adjusts a couple inches either way rise: 14” inseam: 30” Item is pre owned. Good condition, minor signs of wear and fading. Some discoloration on the chest pocket flap. Nothing else I see that I would consider a notable flaw. Please refer to photos for detail.