Thank you for viewing! This is a FIBER HEAT long-sleeved V-neck shirt. Its excellent heat retention keeps you comfortable even in the cold season. Made with stretch material, it's easy to move in and has a great fit. This item is for men, and the size is M. It's a great deal with a set of 2. #FIBER HEAT #LongSleevedVNeckShirt #Size: M #HeatRetention Stretch #Men's 2-piece set #Black #WarmInnerwear #HeatTech This is a new, unused item, but it has been stored at home. Please purchase only if you understand this.