Providing optimal tanning quickly and safely when your skin is exposed to extreme sun, Institut Esthederm Adaptasun Normal Skin Face Cream - Extreme Sun keeps your face protected in the most demanding of conditions.Ensuring ultimate protection under extreme sun exposure (glaciers, tropics, prolonged exposure to the sea or high altitude), Institut Esthederm Adaptasun Normal Skin Face Cream - Extreme Sun encourages maximum tanning whilst keeping your skin safe.Directions of use:Apply evenly to the face and neckline 20 minutes before exposure. Renew the application every 2 hours.