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MiraCool® Phase Change

CoolPax™ is our unique Phase Change Cooling (PCM) technology. CoolPax™  freeze at 58° F/14° C and stays at the temperature for up to 3 hours. Compared to water, CoolPax activates faster, cools longer, are lighter in weight, and remain a cool and comfortable temperature that will not cause an ice burn.

How Does It Work?

MiraCool® Phase Change packs contain a carbon-based liquid, that absorbs heat as it changes from a solid to a liquid.

How To Use: 

  1. Place CoolPax™  inserts in a freezer or ice water for 35-40 minutes.
  2. Insert activated CoolPax™  into garment pockets
  3. Your CoolPax™  vest or accessory is ready to wear!

The Benefits Of CoolPax™:

  • Provides cooling of 58° F/14° C
  • Up to 3 hours of cooling per activation 
  • Reusable and easy to recharge
  • Works in all temperatures & all humidity levels
  • Non Toxic
  • Non Flammable
  • Freezes at 58° F/14° C
  • Freezes faster than water (30-45 mins)
  • Lightweight 
  • Durable
  • Reusable
  • No electricity or batteries required


MiraCool PhaseChange Benefit Icons

TechNiche Phase Change CoolPax Cooling Neck Bands

Part Number: 6619-RB

<div class="alt-part-number"> 6619</div>Tie fasten, Cool Pax™ Phase Change Cooling inserts maintain a comfortable 58°F (14°C), 100% Cotton carrier, Polyurethane Insert

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Phase Change Vest

Part Number: PCV1

<div class="alt-part-number"> PCV1</div> Phase Change Cooling Vests contain 6 oz. Flame resistant treated cotton. Soft to the touch. Lightweight, cool and comfortable.Flame Resistant through 50 washes. Meets ASTM F1506. Arc Rating 7.2 cal. NFPA 70E / CAT 1

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TechNiche Phase Change CoolPax Fire Resistant NOMEX™ Cooling Vest

Part Number: 6626-N-2XL

<div class="alt-part-number"> 6626-N</div> Offers 2-3 hours of cooling, vest/carrier is made from Nomex™, V-neck design with zipper closure, hook and loop girth and shoulder adjustments

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TechNiche Phase Change CoolPax Cooling Deluxe Neck Band Insert

Part Number: 6662

<div class="alt-part-number"> 6662</div>Use additional inserts for continuous relief from the heat Inserts sealed in high strength polyurethane

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