Dia light - Acidic Gloss Colour - No Ammonia Neutralizes undertones after lightening. Refreshes lengths after colour. Visibly improves colour result and hair quality: Long lasting colour Up to x2 shinier hair* +30% nourished hair and anti-dryness for up to 14 shampoo** No colour overload and no over sensitization Has a positive impact on the environment: 21% less water used vs traditional haircolour*** Up to 15% product saved vs traditional haircolour**** Proudly made in Canada * Instrumental test after multiple applications vs. oxidative hair color from L'Oréal Professionnel on lengths. ** Instrumental test Instrumental test vs untreated hair *** Instrumental test, quantity of water used to rinse the lentgths vs. iNOA **** Application on lengths on semi-long hair vs. Majirel Click here to download Dia Light technical sheet: Learn more on Dia light here