Performance Skull Cap with Patented Sweat Seal: Features our patented Sweat Seal which redirects and channels sweat away from your eyes, face, and glasses, eliminating burning and stinging eyes from sweat or sunscreen Micro Mesh Top for Superior Breathability: Breathes extremely well and keeps you cool while stretching to conform to your head for a comfortable fit, offers UV protection with UPF ratings of 35 to 50 for exceptional sun protection Grip Technology for Secure Fit: Holds the cap in place during any activity ensuring it stays secure no matter how intense your workout or sport Fits Comfortably Under Any Helmet: Designed to fit comfortably under helmets for mountain biking, road cycling, lacrosse, football, hockey, motorcycle, and hard hats Proudly Made in the USA: Manufactured in the United States with quality materials and craftsmanship Halo Headband Skull Cap Premium Absorbent Lightweight Breathable Sun Protection Integrated Sweatband Channels Sweat from Eyes