UNIQLO Cotton Ribbed Innerwear This popular item is sold out online and in stores. If you're looking for an alternative to Heattech, this is for you!! Long-sleeved set of 2 (gray, black) Size 100 100% cotton Used for one season, so there is some wear and tear. No noticeable stains. Please refrain from purchasing if you are sensitive to used items. m(_ _)m Cotton ribbed inner shirt Undershirt Long-sleeved undershirt 100% cotton