Hyperkewl Evaporative Cooling Baseball Cap

Hyperkewl Evaporative Cooling Baseball Cap

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HyperKewl Cooling Caps

Key Cool Ball Cap Features:
  • Combined cooling relief and protection from the sun; adjustable hook & loop closure with removable cooling liner
  • 100% cotton outer with HyperKewl fabric inner, water-repellant nylon liner, and hook & loop attachments
  • 5 - 10 hours of cooling relief per soaking
  • Colors: Khaki
  • One Size

Evaporative Cooling (HyperKewl™): This simple and effective technology works by combining water with our HyperKewl™ Fabric to create cooling baseball caps that gradually release water through evaporation to keep you cool, but comfortable. Typical cooling headwear applications include industrial safety, construction, emergency services, military, outdoor recreation, athletics, motorcycling and equine.

Compared HyperKewl to Crystals: HyperKewl™ Fabric vs Polymer Crystals (PDF)

  • Commonly used by Sporters, Motorcyclists and Construction Workers
  • Cost-effective, extended relief from heat stress
  • Lightweight, durable, reusable and washable; non-toxic
  • HyperKewl™ fabric sewn into garment lining
  • Wide variety of garments, styles, sizes and colors
Easy to Use
  • Soak garment in cool water for 1 - 2 minutes
  • Gently squeeze out excess water
  • Wear; repeat steps as needed
  • Hang to dry
  • Wash with brush and delicate soap (as needed)


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