👸👕#006 GAP Spandex shirt size S

Shirt by Gap Body. Stretchy material. Size runs small. It says large but I would say it is a small. So posting as a small instead of Large even tho tag says Large. Second-hand clothing. NO SIGNS OF WEAR OR TEAR THAT I CAN SEE. Silky smooth feel material. NOT FADED. Nylon Spandex. 19 1/2 inches long and 13 inches armpit to armpit.