Cool down with Zoot’s Ultra IceFil cap. ULTRAcell with IceFil responds to elevated skin temperatures. The moisture activated cooling technology helps reduce skin temperature by up to 11ºF. CoolMax® terry sweatband helps keep the sweat out of your eyes and anti-odor properties make this a great cap anytime you’re outdoors in the sun. UPF 50+ protection. One size fits all. Remember to have this in T2 at your next race!