ISDIN Micellar Solution 4-in-1 is a gentle yet effective facial cleanser that removes makeup, cleanses, tones and hydrates the skin in one step. This versatile solution is suitable for all skin types and can be used without rinsing. As a personal hygiene product, this micellar solution is designed for daily facial cleansing. The 4-in-1 formula refers to its ability to remove makeup, cleanse, tone and hydrate the skin. Micellar technology uses microscopic oil molecules suspended in water to gently lift away dirt, oil and makeup without harsh rubbing. No rinsing is required after use.