This is a Koti Beauty & Youth ventilation shirt, size M in BLACK. It's a long-sleeved shirt made from soft and supple linen canvas. It features hidden pockets inside the front yokes on both sides. The back yoke has a ventilation design for breathability. Seam pockets are placed on the sides for easy access, enhancing functionality. Worn briefly about twice and stored in a drawer after washing. Please understand that this is a used item. Also, please refrain from purchasing if you are seeking perfection or are overly sensitive to condition. Thank you.