UnderCool 3 all day cooling After we check in your

After we check in your return

Freezes and melts at 70°F (21°C) for comfortable

Each pack is approximately 7" x 2

targeted cooling

UnderCool 3 all day cooling After we check in yourWhether 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.