Fish UV 50+ Protection Outdoor Cowboy Bonnie Mesh Cap Wide Brim Hat for Fishing Hiking & Outdoor Activities Material: 100% Cotton + Breathable Mesh Adjustable: Soft Adjustable Chin cord Alterable style: Cowboy & Safari Perfect For Fishing Hunting Hiking & Outdoor Activities Size: Brim:3.6 inch & Head circumference:21.5--25.9 inch Adjustable Size.