The Adventure Hat is Sunday Afternoons signature hat style. Worn by adventurers around the world - it"s the most recognizable sun hat on the planet. The Adventure Hat provides nearly weightless UPF 50+ sun protection with its innovative and patented design. Featuring strategic ventilation, customizable sizing, a 4-inch wide front brim, 3.75-inch sides and a 7.5-inch neck flap; the Sunday Afternoons Adventure Hat is the ultimate choice for sun conscience adventurers. Feel confident knowing your nose, cheeks, lips, eyes, ears and neck have an excellent UV shield.