Keep a cool head on warmer days outdoors with the Under Armour Thermocline ArmourVent Patch Cap. Lightweight 100% polyester ArmourVent mesh fabric keeps air circulating so you don't get overheated. UA CoolSwitch technology uses an exclusive coating on the inside that pulls heat away from your skin, making you actually feel cool and able to perform longer. A "UA" fish hooks logo with "Under Armour Fish" slogan at the center-front patch lends unmistakable styling. The snap-adjustable strap in back ensures a customized, comfortable fit. Imported. One size fits most.