UnderCool 3 Costuming Perfect for anyone managing heat

Perfect for anyone managing heat sensitivity

Q: How long does the cooling last

Great for heat sensitivity

and pack combination

or layered outfits

UnderCool 3 Costuming Perfect for anyone managing heatWhether you're managing heat sensitivity, MS, lupus, fibromyalgia, POTS, or menopause, or you're an actor, cosplayer, or performer who needs to stay cool under a costume, the UnderCool 3 was built for you. Lightweight, concealable, and worn discreetly under your clothes, it delivers 1 to 3 hours of dry, consistent cooling with no ice, no condensation, and no bulk. Trusted by thousands across the US for work, play, travel, and everything in between.