GU Black Ribbed Long Sleeve Cardigan The buttons have a shell-like appearance, and the design of the neckline, the sleeves, and the center line on the back are cute. I wore it 2-3 times after purchasing it. I am selling it because my style has changed. Size (flat measurement, approx. cm) Shoulder width: 55cm Body width: 57cm Length: 55cm Sleeve length: 48cm *Please forgive any slight errors due to amateur measurements. Please purchase if you understand that it has been stored at home. If you have any concerns or questions, please feel free to ask in the comments section. Thank you very much.