Crown and hearts tri color sweater shirt size large

New with tags no holes no stains says size large but fits more like a small. not to sure if it's a kids shirt or adult women's so please see measurments. pink, black and white in color stripe Light weight super super soft cozy comfy has a little side tie down on the bottom crown and hearts size large pit to pit measurment is 17 inches height from top of shoulder to bottom is 21 inches across torso is 18 inches sleeve length 20 inches