Cooler Shock Ice Packs for Cooler, Reusable, Long Lasting, Cold Freezer Packs for Coolers, Lunch Bags & Totes to Keep Food Fresh, Gray, 3 Pack

Non-Hazardous, 5 lbs. when filled, replaces 7 lbs. of ice. They stay at 18 Degrees F. for hours on end using a phase change process. Our packs release the largest amount of energy at freezer temperatu...