OI is a product line dedicated to creating ravishing results for all hair and skin types. The perfect balance of flexibility, efficiency and sensory experience, its products produce an instant cosmetic effect, with care for both humans and the environment. The aesthetic results are easy to see: tangle-free soft, shiny and protected hair. Softer skin. The OI products are ideal for everyday use or as a gift for a friend who wants to create a complete daily beauty ritual. All OI products contain Roucou oil, derived from an Amazonian plant with anti-oxidant and anti-radical properties.