Polo shirt Short sleeve Shirt T-shirt Embroidery Flat-fold collar Button Sports shirt Fashion Tops Outerwear Clothing Clothes Clothing Collar Polo Breathable Cool Black Black Line Line White Red White Red Used The official size is unknown due to the lack of tags. I usually wear size M. Instant purchase OK. Discounts and holds will not be offered to prevent trouble. We will prioritize those who purchase at the listed price. Also, please refrain from cancellations or returns due to the buyer's circumstances.