Customer Q&A
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Asked by Teresa from Pawnee, Ok06/24/2016QHow long will the TechNiche TechKewl Phase Change Cooling Vest stay cool at 100 degrees?A
After speaking to the manufacturer of TechNiche TechKewl Phase Change Cooling Vest - Khaki (6626), in hotter temperatures you can get effectiveness for up to 2-3 hours when kept frozen for 45 minutes to activate the vest itself.Â