"Nike Performance Cap Women's Hat The Nike Performance Cap Women's Hat features lightweight, moisture-wicking fabric to help keep you dry and comfortable on the course. Perforations at the back panels deliver optimal airflow, while a strap in the back lends to a personalized fit. Features: 100% Players Performance Wick Sweat Band Lining A-Flex Fit Premium Stretch Fitted Low Profile, Structured Wicking Technology"