Chill Cap

Chill Cap


Our Chill Cap is not just an easy win when you want the ultimate cooling accessory to wear under a bicycle helmet. You can wear this cap wherever and whenever you want to keep your pulse points cool and dry. Simply stash it in a pocket for easy access to cool comfort.




  • 90% polyester, 10% spandex
  • Mechanically-engineered, chemical-free cooling technology never washes out
  • Hypoallergenic fabric
  • UPF 45+ sun protection


Dr. Cool’s Chill Cap is the perfect cooling accessory to wear on it’s own, or under a helmet. Weather you’re gardening, or on a bike the patented chemical-free cooling fabric will keep you cool and comfortable. If you sweat, or simply wet the chemical-free fabric, moisture will maximize the cooling effects.

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