Brand New Onzie, labelled 4XL. I would say more like 2-3XL (Lakenham NR1)

Brand New. (did not fit across shoulders) . Really plush, warm & soft.
4XL Mens Onesies for Adults Fleece,Onesie for Mens-Unisex Onesies-Men's Nightwear with Hoodie Warm Pyjamas for Adult, with Zip, Bodysuit One-Piece Pyjamas