100% Polyester, breathable, quick-drying, lightweight and comfortable wear UPF 50+ sun protection hat offer the highest sun protection available, block 98%+ of damaging UV sun rays The detachable neck flap protect your neck from sunburn effectively, and an elastic drawcord with toggle at back for adjustability Ventilation holes on both sides for superior airflow and internal moisture wicking sweatband for comfortable fit Hat is foldable, more convenient to pack. Perfect for any outdoor activities: fishing, hiking, camping, hunting, gardening, cycling, boating and any more others Connectyle Mens neck flap visor sun cap is made of 100% polyester,breathable,quick-drying,lightweight and comfortable wear. UPF 50+ sun protection hat offer the highest sun protection available,block 98%+ of damaging UV sun rays. The detachable neck flap protect your neck from sunburn effectively,and an elastic drawcord with toggle at back for adjustability. Ventilation holes on both sides for superior airflow and internal moisture wicking sweatband for comfortable fit.Hat is foldable,more convenient to pack.Perfect for any outdoor activities: fishing, hiking, camping, hunting, gardening, cycling, boating and any more others.