Thoughtfully designed for superior protection from the intense Australian sun, Toshi Arcadia Sunhat blends uncompromising safety with timeless style. With a UPF 50+ rating, the classic Toshi sunhat is ideal for children of all ages. A broad and well-structured brim creates excellent shade. The Toshi sunhat is made from 100% breathable cotton with a soft cotton lining that's gentle, comfortable and moisture wicking. A head tie with toggle offers an adjustable fit. The chin tie with smart safety-release clasp helps keep the hat comfortably in place and enhances wearer safety. Toshi Headwear Size Chart Size XXS XS S M L XL Age preemie to newborn newborn to 8 months 8 months to toddler toddler to big kid big kid to grown up big grown up Head Circumference (cm) 36 - 38 38 - 46 46 - 51 51 - 54 54 - 56 56 - 58