Garnier Olia is a permanent hair dye formulated with natural flower oils. Its ammonia-free and silicone-free formula ensures a light and pleasant floral fragrance during application. It provides maximum color intensity and 100% coverage of white hair, delivering an intense color that lasts long. This product visibly improves hair quality and ensures optimal scalp comfort, making hair 3 times brighter. It is recommended to perform an allergy test 48 hours before use and to follow the instructions for safe and effective application.