Campingaz Freez'Pack® comes in four sizes, M5 - M10 - M20 - M30. For keeping drinks, food or medicines cool longer in your passive hard or soft cooler. Just place the Freez'Pack® units in the refrigerator between 2 and 4 hours before using, until it is completely frozen. Then, insert it into a passive cooler. Not to be used in thermo-electric coolers.
Weight:x M5 432g
• Components: water, carboxymethyllcellulose, acticide and blue colorant.
• Food-safe (non-toxic refrigerant).