HyperKew Cooling Insert Size:M and fully adjustable

and fully adjustable

It all starts with the material

Built to keep feet dry and comfortable on long trail days

With an overall rating of 4

HyperKew Cooling Insert Size:M and fully adjustableUpgrade your Hikers Hat by adding the HyperKewl Evaporative Insert to it. The cooling material absorbs and slowly releases water through evaporation, supercharging the bodys natural cooling process. Submerge the insert for a couple of minutes in any source of water Gently remove excess water Slip it into the hidden crown pocket of your Tilley hat Feel the magic happen: this will supercharge your body's natural cooling process and cool you down up to