Adjustment at the head and under the chin.
Superior 50+ UPF sun protection.

Attaches with a clip under the chin.

S: 0-6 months, head up to 45 cm (17.5 in) with wide brim 5.0 cm
M: 6-24 months, head up to 50 cm (19.5 in) with wide brim 6.0 cm
L: 2 to 5 years, head up to 53 cm (21 ″) with 6.5 cm wide brim