Vintage short-sleeved sweater

Vintage short-sleeved, button-up, long sweater. Buttons up front with 4 orange buttons. Looks cute buttoned or unbuttoned. Tag with brand is longer on. Tag reads a size medium but fits closer to a small. Underarm to underarm measures approximately 17 inches, length approximately 36.5 inches. 98% acrylic, 2% nylon. Has some stretch.