Kanut Sports Women's Costilla Bucket Sun Hat - Gardening? Hiking? Canoe trip? Say YES to all new activities with the Kanut Sports Costilla hat. The Costilla is lightweight and easy to pack down and put in your bag! Shell fabric: 100% Polyester Moisture wicking shell fabric and sweatband Sun protection UPF 50+ Breathability with side crown perforation Chin strap with cord lock for adjustability Ponytail opening Style: SS22W03