What did you not understand about those on the chess moves Unisex T-shirt

Washing Care:Hand or machine washable Label:yes Neckline:round Material:Cotton 90%, Polyester 10% Sleeve:short sleeve Size: S, Bust: 94cm, Length: 66cm, Shoulder: 40cm, sleeve: 20cm

Size: M, Bust: 100cm, Length: 69cm, Shoulder: 42cm, sleeve: 20cm

Size: L, Bust: 106cm, Length: 72cm, Shoulder: 44cm, sleeve: 20cm

Size: XL, Bust: 112cm, Length: 74cm, Shoulder: 46cm, sleeve: 21cm

Size: XXL, Bust: 118cm, Length: 76cm, Shoulder: 50cm, sleeve: 21cm

Size: XXXL, Bust: 126cm, Length: 78cm, Shoulder: 54cm, sleeve: 22cm

Size: XXXXL, Bust: 132cm, Length: 80cm, Shoulder: 56cm, sleeve: 22cm