The Customized Silver Foil Face Mask is a two-phase mask offering a highly individual, effective treatment experience – for precise application: Step 1: Apply Active Concentrates. Apply the appropriate DOCTOR BABOR serums according to your skin’s needs. Step 2: Apply Silver Foil Face Mask. The silver mask holds the serums in place and supports their effectiveness. The skin is instantly and visibly moisturized and appears refreshed and radiant. Result: Fresh, moisturized complexion after 15-20 minutes.