Factors like temperature, humidity, age and hormones can upset the skin’s moisture balance. Experts recommend optimal moisturization for all skin types to leave skin soft, smooth and youthful-looking. Mary Kay® Oil-Free Hydrating Gel is a nongreasy, lightweight gel that absorbs quickly, leaving skin feeling cool and refreshed while hydrating it for up to 10 hours. It contains green tea extract known for its calming and soothing properties.