Oleo-Relax Slim, the new launch in the Kérastase Nutritive range will be available from July. This is a special offer for women with dry, rebellious hair and excess volume. This unique association of ceramides and oils can transform those difficult to comb unruly hair. Hair volume is slimmed while providing reconstructive action for dry, brittle hair. The exclusive in-salon ‘Colume slimming’ haircare treatment Ritual is available exclusively in Kérastase salons and is backed up with homecare products.