The Sunday Afternoons Kids' Play Hat is the best investment you can make in sun protective wear for your children or grandchildren! Kids love to wear them, and parents love knowing their little ones are staying safely sun protected during their critical childhood years. The best-selling kids' sun hat offers unique sun protective features making it a hit everywhere the sun shines.Made from water-resistant TASLON Supplex? nylon fabric which provides UPF 50+ sun protection.Solid core foam brim assures water flotation. Full brim provides continuous sun protection of cheeks and ears. Full 5.5" veil covers the back of the neck. 'Smart Strap' breakaway chin strap Strategic mesh ventilation External sizing band for custom fit. Packs flat or rolls into a cone for travel Sizes: M: 20.5-22.5" L: 21.75-23" Avg. wt. 1.9oz. Import.