No matter how you like your spuds, Augason Farms, Dehydrated Potatoes Emergency Food is sure to satisfy your tastebuds. Store in a dry place between 55F and 70F. Shelf life is one year after opening. Available: Gems: 10-year shelf life unopened. 48 oz. Shreds: 25-year shelf life unopened. 23 oz. Slices: 25-year shelf life unopened. 20 oz. Dices: 25-year shelf life unopened. 31 oz. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Dehydrated Food.