Airia "Sub-Zero" Cooler packs are the best way to keep food and drinks cold for extended periods of time. The active ingredient changes phases, or freezes at a temperature just above the temperature beverages would freeze. This material manipulates the temperature of drinks to constantly remain even colder than ice. In fact, Airia -2 HPI Cooler Pack could possibly produce the coldest beer in the entire world! As an added bonus - they are reusable for a lifetime! To recharge the panels, just pop them in the freezer for 6-10 hours and they are ready to go again. Their active ingredient has been tested for up to 100,000 freeze/thaw cycles without any change in its effectiveness. In addition to being the best way to keep food and drinks chilled, Airia "Sub-Zero" Cooler Packs are environmentally safe. These cooler packs are unique to Airia in that they are specifically designed to mount inside the lid and base of the Airia Coolers. Creating a cooling "system" that will help you enjoy your time outdoors even more.

• Designed for use with Airia coolers
• Freezes at 28 Degrees Fahrenheit
• All natural product derived from vegetable oils
• Reusable 1000's of times
• Lasts much longer than ice

Designed for use with Airia coolersAiria Coolers