Two long-sleeved U-neck shirts: one set of two made of a ceramic blend and 100% cotton, and one 100% cotton long-sleeved U-neck shirt. - Quantity: 2 shirts + 1 shirt - Material: 100% cotton (See photos for details) - Size: M One shirt has been used and is opened. I haven't checked the condition inside, but there appears to be no visible dirt from the outside of the bag. Please understand that there may be oversights. The other one is unopened. Please purchase if you understand that these items are stored at home.