Serving the perfect temperature beer at an outdoor event just got a whole lot easier. For use with all 1/2 barrel kegs. Keeps beer at near walk-in temperatures for 7-10 hours. - NO ice to dump or replenish - NO tubs that break or get lost - NO leaks will no cause damage - NO dangerous slippery wet floors - NO maintenance required for use - NO additional items needed for use HOW IT WORKS Simply “charge” the Iceless Pour™ Keg Jacket by storing inside of a refrigerator or freezer set at less than 36°F degrees for 24 hours. The BioPCM® (bio-based phase change material) thermally stores energy when frozen and is able to maintain a consistent temperature for an extended period of time allowing you to go ice-free around the keg for 7-10 hours depending on the ambient temperature and conditions. Our patented BioPCM™ technology is non-toxic non-corrosive and field-tested.