1. The NIVEA FOR MEN gel/lotion has not been stored at the right temperature.

• We advise you to store the cartridges at a temperature between 0 and 40 degrees Celsius.

2. The cartridge may be defective.

The Cool Skin should function properly again after you have replaced the cartridge.

• Pull the pump out of the old cartridge and push it into the new one until you hear a click.
• Put the new cartridge in the cartridge compartment and close the cover.