Panegy Women Outdoor Wide Brim hat Cycling Fishing Anti-UV Flap Cap with Removable Sun Shield Mask microfiber Material: polyester. 360 degrees full protective cap. Perfect for cycling, fishing, camping and other outdoor activities. There are breathable mesh around both sides of crown, assure timely head heat discharge The Shield will protect neck and ears from sunburn and the mask can protect face from dust, and they can be removed when not need Adjustable cap, Free size about 22.44", can be adjusted according to different head circumference size. The hat with quick-drying fabric, sun protection performance achieved UPF 50+