J. Crew 100% Cashmere lavender sweater

J. Crew 100% Cashmere lavender sleeve sweater is a size M, (shrunk, more like a XS/S petite) GUC Appropriate Measurements (flat lay) Pit to pit: 16” Length: 18” •Im thinking this has been shrunk, not by me, this was a pre-loved item. Fits more like a xs/s petite. See measurements. When washed, can be reshaped. This is NOT, a Medium!