Glacier Tek Cool Vest Personal Cooling, 59 Degrees for 2.5 hours 8 Cool Packs, recharge in 30 minutes

Our sports vest is designed to keep you cool during and after strenuous <br>physical activity. The vest features dual side elastic straps and <br>over-the-shoulder adjustability for a secure fit on a wide range of body <br>sizes. Each vest includes a set of eight cooling packs that maintain a cool <br>– but not cold – temperature of 59° F for up to 2½ hours. The packs are <br>powered by PureTemp, a phase change material. In lab tests, the cooling material has shown <br>consistent, repeatable performance over thousands of melting-solidification <br>cycles. In short: It never stops working.<br><br>SIZING: The Sports Vest comes in one size designed to fit most adults.<br>It weighs just under 5 pounds, including cooling packs, and will fit<br>chest sizes between 29 inches and 52 inches. Extender strap sets, sold<br>separately, are available for larger adults.<br><br>The Glacier Tek Children's Cool Vest, also available on Walmart, weighs less<br>than 3 pounds, including cooling packs. It is designed for children who<br>weigh between 30 and 90 pounds.

• PREPARE TO BE COOL:  The Glacier Tek Sport Vest maintains a dry, comfortable 59°F for up to 2.5 hours in 100°F heat depending on ambient air temperature, humidity levels, body size and activity.  Our cooling packs are made of phase change materials, provide long-term personal cooling relief to beat the summer heat.
• HOW IT WORKS: The cooling vest has four interior pockets that hold packs snug against the torso.  The charged packs will pull heat out of the body’s core which will lower effectively lowering the users body temperature and delivering a sensation of cooling.  It is simple science, no gimmicks here. The packs work as heat absorbers, a cooling solution that keeps your clothes dry and works in humidity.
• EASY RECHARGE: The cooling packs recharge in about 30 minutes in ice water (or a mountain stream), one hour in the freezer, or two hours in the refrigerator.
• MULTIPLE USES: Ideal for athletes, construction workers, landscapers, MS patients and others.  Useful for anyone working in heat related occupations and people with heat sensitive medical condition. Founded in 1997, Glacier Tek has been supplying cooling relief to satisfied customers for over 25 years.
• ADJUSTABLE SIZING: Designed for comfort and functionality, the cool vest provides a full range of motion and features adjustable dual side straps, adjustable shoulder straps, and a heavy-duty front zipper.  One size fit most however we recommend purchasing an extender set for chest sizes greater than 52 inches.
• ADJUSTABLE COOLING: To extend cooling relief beyond 2 hours consider purchasing a spare pack set available under ASIN ‏B07FTTVPRT or a Glacier Tek Booster set.  The vest set fully loaded with 8 packs weighs less than 5 pounds.  For use in less demanding conditions, such as indoor use, you can make the vest lighter by using one cooling pack per pocket instead of two.