The Kids' Helios Sun Hat protects children from intense sun with a UPF 30 rating, the TransAction headband moves moisture away from your brow, and the broad brim offers an oasis of shade. The drawcord adjustment and removable chinstrap keep it snugly atop your little one's head. Features: Breathable Lightweight Wicking UPF 30 Foam-Stiffened Brim Floats Wicking TransAction Headband External Drawcord Adjustment Removable Chin Cord Graphic Treatment Break-Away Chin Cord   Fabric: 100% nylon, dobby weave main shell // 100% Supplex nylon, plain weave under brim Avg. Weight (oz./g): 2.1oz / 60g (M) Sizing Chart: Outdoor Research Kid's Helios Sun Hat