Vintage 70s Union Suit Waffle Weave Long Johns Thermal Underwear XL or Large?

Vintage 70s Union Suit Thermal Long Johns Underwear, could be unisex style Great retro warm base layer, comfort clothes, Saturday uniform, blue collar classic, pajama suit7-button front to crotch, 1-button rear with opening flapCreamy off white in colorShoulder to bottom edge 55.5”19.5” pit to pit (flat)20.5” shoulder to cuff19” shoulder to shoulder (flat)Size XL 46-48Looks more like Large to me, could be men’s or women’s50/50 polyester/cotton waffle weave Machine washGreat lightly used vintage condition, only a couple tiny pinpoint type dark spots, mild discoloration near the cuffsSee all photos and ask any questions