LINKEY Girls Summer Fedora Flanging Bohemia Crocheted Braid Hat Blue Bowknot Straw Chemical free fabrics, perfect for sensitive skin and UPF 50+ rated, maximum UV sun protection for apparel! Protects baby from the sun. Perfect for any outing. Adjustable Elastic Safety Chin Strap For Secure Fit. Elastic chin strap so it does not blow away in wind. There is a comfort band around the inside to help prevent chafing from the straw rubbing against the skin. Can be used for opening ceremony, birthday, awards honor, advertising promotions, business gifts, anniversary celebrations, festivals, employee benefits. Incredibly soft, lightweight, and comfortable for all-day wear.