T-shirt sizes

Child XSmall (110cm) 4-5 years
Child Small (120cm) - 5-6 years
Child Medium (130cm) - 7-8 years
Child Large (140cm) - 9-10 yeas
Child X Large (150cm)  - 11- 12 years
Adult Sizes
Adult X Small (160cm) 
Adult Small (165cm) 
Adult Medium (170cm)
Adult Large (175cm) 
Adult X Large (180cm)