Paladineer Outdoor Sun Hat for Hiking Fishing Safari with Sweatband Mesh Lightweight, protective hat for use in intense sun, heat, and humidity External drawcord adjustment, and chin cord for a secure fit Wide Brim Packable Boonie Fishing Sun Hat for Hiking, Gardening, Fishing, Travel Measurement: circumference: 23.62", brim: 3.54" Breathable mesh fabric design inside, perspiration cooling rapidly