Peter Thomas RothA micro bubbling mask that drenches your skin with a continuous burst of pure hydration and oxygen from the atmosphere. BENEFITS: Dryness Fine Lines and Wrinkles Dullness and Uneven Texture HOW TO USE: Apply a thin layer to clean, dry skin. Mask will begin to bubble, activating fully within five minutes. Rinse off, or leave on for up to 15 minutes. Use two to three times a week, or daily as needed.