Sizing: These are 'to fit chest size' sizings - not actual garment measurements.
MENS S M L XL
Chest (inches) 36/38 39/41 42/44 45/47
Chest (cm) 91/96 99/104 106/111 114/119
WOMENS S M L XL
Chest (inches) 32/34 35/37 38/40 41/43
Chest (cm) 81/86 88/94 96/101 104/109