Brown short-sleeved shirt, with a left chest pocket, two buttons - Style: Short-sleeved shirt - Pocket: Left chest pocket - Buttons: Comes with spare buttons - Quantity: Set of 3 (Brown, Gray, Black) - Material: 100% Polyester No stains, tears, or odors Pattern: Solid Color: White系 (White-ish) Color: Black系 (Black-ish) Thin fabric, but not see-through. Perfect for preparing for next year or for those occasional days when the temperature exceeds 30 degrees Celsius, and as an undershirt under coats, etc. Easy to fold neatly and I think it will be less stressful to use. Regarding the size, even I, who am 182cm tall and weigh 58kg (average build), can wear it without any stress. This is just my personal opinion, so please take it as a reference!