The T-shirt is 100%cotton with chinese free size<br />The free size details:<br />   Women T-shirt  chest  86cm， Shoulder 43cm， sleeve  15cm， Length 61cm<br />Men    T-shirt  chest  108cm， Shoulder 48cm， sleeve  20cm， Length 72cm <br />Note: 2pics/pair，the price are 2pice/pair price