Home Prefer Outdoor Sun Protection Cap with Neck Flap Folding Jungle Brim Hat polyester Imported Premium Polyester,breathable,quick-drying,lightweight and comfy Multi-function hat with 360 degree full protect you from sunburn and mosquito One size fits 22"-23.5" head girth with adjustable strap back Face and neck flaps are removable, collapsible brim easy to carry Perfect for any outdoor activities:fishing,hiking,camping,hunting,gardening and etc