It appears one of our top-ranked cooling vests has gotten even better.... -D


UnderCool 3.0 is packed with new upgrades.

Great fit
  • More cooling capability
  • Adjustable comfort
  • More concealability
  • Less bulk
  • More airflow
What does all that mean to you?
A cooling vest that works with you, not against you.
  • Enjoy less fatigue, and less cog-fog.
  • Spend more time with family and friends.
  • Enjoy outdoor activities like gardening, and watching the kids play soccer.
  • Go camping or go for a hike.
  • Best of all you can now safely exercise, perform better, and recover faster.