Thank you for viewing. This is a UNIQLO Heattech Cotton Crew Neck T-shirt (long sleeve), Extra Warm. - Specifications: Extra Warm, long sleeve - Size: 140 Although it is new and unused, it was purchased several years ago and has been stored at home. Therefore, I will sell it to someone who understands this. If necessary, it may be folded or compressed to a small size. It will be shipped via Rakuraku Mercari delivery in a plastic bag or box. If you have any questions, please feel free to contact me.