This was first developed for the Industrial Vest, while the men were cleaning out oil tankers in Louisiana, where Conditions were 100% humidity, 100-120F, wearing a self breathing device in a hazmat suit.
Cooling Collar is 20-22" long and contains two #1 phase change cold packs.
These will maintain a temperature of 58F, so no freezer burn!
We have found them to last 2-3 hours, depending on heat conditions.
Create a cooling effect all around neck.
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I just purchased my third and fourth cooling collars. I can’t say enough good things about them. My dogs love to cool down with one on.