The Arctic Cool® Instant Cooling Headband not only keeps your sweat and hair out of your eyes while you’re pushing the limits, it also keeps you cooler, longer thanks to HydroFreeze X Technology. When you begin to sweat, or the headband gets wet, HydroFreeze X Technology automatically activates and wicks moisture away from your forehead, causing a cooling sensation. Plus, silicone beads on the inside of the headband keep it in place, so it will not slip down. HydroFreeze X Technology chills your body temperature as you sweat ActiveWick, moisture wicking technology, wicks moisture away from skin and disperses it throughout the headband, keeping you cool and dry 4-way stretch fabric for comfort Made from a soft, lightweight polyester blend that makes the fabric wrinkle resistant Antimicrobial/anti-odor and easy-to-clean Reflective printing for increased visibility/night safety. Lightweight and breathable