Size 39. Please refer to photo 5 for details. [Natural Bamboo Fiber] Bamboo fiber fabric is a new fabric made by a special technique using bamboo as a raw material, then spun and woven. It is smooth and soft, and has deodorizing, antibacterial, moisture-absorbing, breathable, and anti-UV effects. [↓-2℃ Perceived Temperature] Bamboo fiber has a natural cooling effect, designed to keep you comfortable even in hot weather. The special structure of bamboo fiber effectively releases heat emitted from the body, allowing the wearer to feel cool. [Comfortable Breathability] Bamboo fiber is highly comfortable, absorbing moisture and supporting body temperature regulation. It has a silky smooth texture, is gentle on the skin, and is very comfortable to wear. [Easy Care] Shape-retaining shirts are items that combine style and convenience. You can spend your time comfortably without worrying about wrinkles with easy care. 【Notes】 ※ Because the collar is folded for shipping, there may be initial creases. We recommend ironing. ※ Small issues such as lint may occur in individual products, but this is common in the manufacturing process. It can be resolved by lightly cutting the lint, and it does not affect the quality or appearance of the shirt. 4-134