• HyperKewl Evaporative Cooling Sports Cap, hyperkewl, Hot Headz International

HyperKewl Evaporative Cooling Sports Cap



Just activate in water and let the HyperKewl™ fabric do the rest!

  • Combined cooling relief and protection from the sun
  • HyperKewl fabric inner, water-repellant nylon liner, and hook & loop attachments
  • 5 - 10 hours of cooling relief per soaking
  • One Size

About HyperKewl™ 

This simple and effective technology works by combining water with our HyperKewl™ Fabric to create garments that gradually release water through evaporation to keep you cool, but comfortable.