Thank you. MUJI's Smooth Cotton Crew Neck Short Sleeve T-shirt, Organic Cotton, size 150. Unused, but for those who understand it has been stored at home. Thank you. An undershirt made of organic cotton with good breathability. - Size: 150 - Material: Organic Cotton - Features: Breathable, cool to the touch - Available sizes: 110, 120, 130, 140, 150 Thank you for looking.