Let cooler heads prevail even on the hottest of training days. The Ultra Icefill® Cap provides moisture activated cooling technology that responds to your sweat, reducing skin temperature up to 5.4 degrees!
| fabric type: | synthetic |
Did you know that Icefil technology has a cooling material called Xylitol
, a natural sugar alcohol that provides a cooling sensation when wet? Read more about it here: Can Arm Coolers Make You Faster?
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