Black cream stripe tiered sleeveless top

Black sleeveless top with vertical stripes. Has a button neck opening in the back and two layers. Size 6 but fits more like a 4. Approximate measurements: bust 18inches laying flat, from armpit to bottom seam 16 inches, width of the bottom 18 inches laying flat, shoulder strap to the bottom 25 inches, keyhole in the back 7 inches.