Chomp! Someone has taken a bite out of this hat! This clever design will delight any child who is lucky enough to wear one. For parents, this should make it easier to keep it on their heads. There is a cotton drawstring, however, just to make sure. The sturdy cotton twill fabric will hold up all summer. 3 1/4' brim. 52cm size fits ages 2-5 years. 100% cotton. Handwash cold.