660 T-shirt

 International Size XSY SY MY LY XLY S M L XL 2XL 3XL
Years 6/7 8/9 10/11 12/13
Chest Inches (to fit) 24/26 26/28 28/30 30/32 32/34 34/36 38/40 42/44 46/48 48/50 50/52
Chest cm (to fit) 61/66 66/71 71/76 76/81 81/86 86/91 97/102 107/112 117/122 122/127 127/132