Black long-sleeved inner shirt, size M, made of HEATTECH material for excellent heat retention. Uniqlo HEATTECH Ultra Warm Crew Neck T-shirt, long sleeve, black. Stored unopened, and opened for listing. Although stored unopened, please understand that this is a home-stored item. The item will be compressed in a zip-lock bag, and the box will be flattened and included. Thank you.