This short-sleeved shirt is made of a smooth polyester material. When the front buttons are fastened all the way up, it has a polo shirt silhouette. When opened, it becomes an open-collar shirt. This new shirt combines ideas with sporty materials. It can be used for both sporty and formal occasions. It's a very popular item every year, offering both style and practicality. It hardly wrinkles, and it's quick-drying. It dries relatively quickly even after washing, and ironing is unnecessary. Used about 10 times. It has been used carefully, so there are no noticeable stains or armpit stains. However, since it is not a new item, please refrain from purchasing if you are sensitive to such things. - Brand: EEL (Easy Ear Life) - Material: 100% Polyester - Size: L - Color: Dark Olive