Sun Hat, Style Sun Visor, Garment Type Sun Hat, Adjustment Type Drawstring Cord, Cooling Yes, Maximum Hat Size 7 1/8, Material Polyester, Pattern Solid, Color Green, Size M, Maximum Head Circumference 22 1/2 in, Maximum Cooling Time Up to 3 hours, Cooling Method Evaporative - Soak, Features Drawstring Cord, Enhanced Visibility, Lightweight Sun Protection, Microfiber Cooling Technology, Material Style Mesh, Minimum Head Circumference 21 in, Standards ANSI 107