Home / Shopping / What makes a kids' UV-protection sun hat functional?Shopping Parenting kids familyWhat makes a kids' UV-protection sun hat functional?The chin strap is what makes a sun hat functional for a kid. Without it the hat lives on the ground, with it they actually stay shaded all afternoon. Search Amazon As an Amazon Associate I earn from qualifying purchases.Related NotesExploreExploreExplorePrevious What makes a personalized children's storybook a good gift?Next What makes a kids watercolor paint set with brush pens effective?