American Metalcraft, Inc.: Ultra Chill Cold Cell By Lauren Newman, Contributing Writer | May 5, 2021 Features: Keep food colder for longer These cells freeze at 10 degrees F and maintain cold temperatures up to four hours Recharge in freezer for 24 hours 8″ X 8″ X 1-7/8″H 10 Pack Company: American Metalcraft, Inc. www.amnow.com