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Opal and Onyx Cool

Cooling Vest

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This product is sold out.
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This product is sold out.

The Pro Cooling Vest is designed to safely and comfortably cool the body’s core to help protect against heat stress. The vest’s anatomic design conforms to the chest and works to provide immediate relief as it draws heat away to help regulate body temp. Great for athletes and sports officials; doctors, nurses and first responders; police and military; construction, and manufacturing and utility workers.


  • Maintains constant 80° cooling for up to two hours, depending on use
  • Refreshingly cool, not uncomfortably cold
  • Safe to use directly on the skin
  • Straps adjust to fit most body types
  • Reusable; re-cools in room temps below 80° F (no refrigeration needed!)
  • Antimicrobial coating, latex-free, and FDA registered
  • Aids in OSHA compliance for heat stress safety
  • Made from plant-based cooling PCM (phase change material)
  • Measures 20″ x 16″ x 1.5” and weighs 3 lbs 14 oz
  • Made in USA
  • May be HSA and FSA reimbursable

How to Use

  • Wear cool white padding directly on the skin or over light clothing until wrap becomes clear
  • Re-cool by laying the vest on a flat surface in room temps below 80° F, in an air conditioned vehicle, or in a cooler of ice

Care Instructions

To clean, use a damp cloth and mild soap then air dry

About the Brand

Opal and Onyx Cool’s wearable therapies feature a cooling technology made from a plant-based phase change material (PCM). They are anatomically designed and formulated to 58° for cool therapy to relieve pain and treat injuries or 80° for cool comfort to safely cool the core and treat heat stress. Opal makes Cool Products for Hot Women – from breast feeding moms to women with menopause or MS. Onyx Cool wraps and vests are designed to relieve pain, treat injuries and prevent heat stress.