Backpack Portable System Size:3X-4X Pure water is used because

Pure water is used because pound for pound

At its core is a 3-quart (3

Non-fire rated

Sits at the hip for comfort and layering

FAST|COOL - The latest in portable cooling for every HOT situation

Backpack Portable System Size:3X-4X Pure water is used becauseFAST COOL Backpack ICE Water Cooling System Includes Mesh Cooling Vest + 3 Quart Ice Bladder + 7. 4V Rechargeable Battery + Flow Control Built for Mobility. Designed to Perform. When the job or the day demands movement, the FAST COOL Backpack ICE Water Cooling System delivers powerful personal cooling in a fully self contained design. Engineered for freedom, comfort, and endurance, this compact system keeps you cool wherever performance matters from