This is a thin sweatshirt. The underside of the sleeves is mesh fabric. Size is FREE SIZE. Shoulder width: 40cm (seam to seam) Body width: 51cm (underarm to underarm) Sleeve length: 55cm (from seam to cuff) Length: 57.5cm (from neck seam to hem) Please note that there may be slight variations due to amateur measurements. There is a stain around the stomach area (see photo 11). There is a fray on the back of the left shoulder (see photo 12). - If you have any concerns, please ask questions before purchasing and make sure you are satisfied before purchasing. - Please purchase only if you understand that this is a used item. - Please refrain from purchasing if you are sensitive to imperfections or if you are looking for a perfect item.