Thank you for viewing. This is a men's button-down short-sleeved shirt. There is some yellowing around the collar, but it's not very noticeable when worn. It's a Uniqlo product. Color: Gray Blue Material: 87% Cotton 23% Polyester Size: XL Chest: 55 cm Shoulder width: 47 cm Sleeve length: 28 cm Length: Approximately 80 cm, but please note that this is a rough measurement, so there may be some error. Thank you for viewing.