2pk Kids Safari Hat Sun Protective Zone UPF 50+ Child Block UV Rays Shade 938151 Blue Boys Fits most children ages 3-10 Child sun hat: UPF 50+ protection blocks 99% of UV Rays; Very cute, great for going to the beach, travel, outdoor play Sharks on brim brighten w/ UV Exposure: Brim patterns a reminder its time for sunscreen Made from ultra-protective micro-fiber & mesh; Approved by Melanoma International Foundation Fastener chin strap, 100% Polyester, made in China Adjust with bungee, fits most children ages 3-10, toddler through little kid, Dimensions with brim: 12.5L x 11.5W x 2.5H, 3 brim; 19.5-22 head circumference