Men's (or women's) bodywarmer (Hunton Bridge WD4)

Black nylon lightweight sleeveless bodywarmer with polyester filling. Zip and 2 pockets. Labelled Large. Measures 21" (54cm) from armpit to armpit (so 42"/108cm all round) and 26" (66cm) from bottom of collar to bottom hem at back. Quite a few years (decades!) old but in excellent condition.