The One Solution moisturizing serum hydrates the skin in depth to repair the most dehydrated skin, making them look smoother and firmer. It is composed of a complex of marine minerals that fill the skin completely providing youth, support and shine. This serum is indicated even for sensitive skin.How to use:1. Cleans and tones the face previously.2. Apply a few drops to the face and spread it with a gentle massage.3. Continue your usual beauty routine.Cruelty Free.