Premium Polyester/Nylon,breathable,quick-drying,lightweight and soft comfortable wear Wide brim and mesh vents for cooling airflow through the crown,moisture wicking sweatband & adjustable chin strap UPF 50+ for ultimate sun protection, blocks 98%+ of damaging UVA/UVB sun rays The long neck flap protect your neck from sunburn and the neck flap can be stowable as a bucket hat Perfect for any outdoor activities: fishing, hiking, camping, hunting, gardening, cycling, boating etc.