German phrase
Bitte kühl lagern.
Meaning
Keep in a cool place
When to use it
Keep it somewhere cool. This wording is common on labels for food and cosmetics.
Example dialogue
Auf dem Etikett steht Bitte kühl lagern.
The label says to keep it in a cool place.
Dann am besten im Kühlschrank aufbewahren.
Then it is best to store it in the refrigerator.