Girls and unisex sizes

Size Age (guideline) Body size (approx.) Notes
0/1 0–12 months 68–80 cm plenty of freedom of movement
1 12–24 months 80–92 cm often fits until the 2nd birthday
2 2 years 92–98 cm normal seat
3/4 3–4 years 98–104 cm normal seat
5/6 5–6 years 110–116 cm also fits slimmer 7-year-olds
7/8 7–8 years 122–128 cm a little looser
9/10 9–10 years 134–140 cm normal cut
11/12 11–12 years 146–152 cm slightly tailored

Tip: For teenagers, XS women's swimwear may be an option.


Boys – Boardshorts Sizes

Size Age (guideline) Notes
2 2 years small cut
3/4 3–4 years small cut
5/6 5–6 years small cut
7/8 7–8 years normal cut
9/10 9–10 years normal cut
10–12 10–12 years normal cut
12–14 12–14 years approx. men's size 30–32
14–16 14–16 years approx. men's size 32

Note: The largest boardshorts fit slim, smaller teenagers or men.