The meaning of the calligraphy design on the T-shirt is,

" Fighting spirit "

Heavyweight 100% Cotton 203.0 G/SqM

SIZING:

Size S: Half chest 18inches/45.72cm - Body Length 28inch/71.12cm

Size M: Half chest 20inches/50.80cm - Body Length 29inches/73.66cm

Size L: Half chest 22inches/55.88cm - Body Length 30inches/76.20cm

Size XL: Half chest 24inches/60.96cm - Body Length 31inches/78.74cm

Size XXL: Half chest 26inches/66cm - Body Length 32inches/81.28cm