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25% Breathoprene
Compact 3" x 3" size fits almost anywhere
Your body then circulates that cooled blood back through your entire system
Please note: This is a standard cotton t-shirt and is not a cooling device or cooling shirt
Refresh your UnderCool 3 with a new set of ThermApparel SlimCool cooling packs designed for comfort
Recycling Program undercool 25% BreathopreneThermApparel Cooling Pack Recycling Program Recycle your old ThermApparel cooling packs and save up to 35% on a brand new replacement set. Its an easy, eco conscious way to keep your cooling vest performing at its best while reducing waste What You Get Up to 35% savings on new ThermApparel cooling packs. Free shipping both ways within the USA. Responsible recycling of your old, worn out cooling packs How the Cooling Pack Recycling Program Works