Sizes: to fit chest
1-2 yrs (chest size 22”/56cm)
3-4 yrs (chest size 24”/61cm)
5-6 yrs (chest size 26”/66cm)
7-8 yrs (chest size 28”/71cm)
9-10 yrs (chest size 30”/76cm)
11-12 yrs (chest size 32”/81cm)