drawstring closure Handwash only Sun Protection, UPF50+: Sun hat with 6cm/2.4" brim and 25cm/9.8" long button neck flap, blocks sunlight from multiple directions and protects the skin Comfortable to wear: light, breathable and quick-drying fabric, there are mesh holes on the top and neck of the hat, and the head and neck are breathable for a long time without being stuffy Windproof design: one is a detachable chin strap, the other is a shawl button design, which is stable to wear and not easy to be blown off by the wind Adjustable: Elastic drawcord with toggle on back, adjustable, hat circumference 55-60cm/21.7"-23.6" Suitable for young adult summer outdoor most activities such as fishing, hiking and camping, boating, kayaking, safari, travel, gardening, cycling, etc., summer, spring, autumn everyday wear