Using a hair mask is an effective remedy for restoring their health and make them stronger. Yves Rocher Reparation 2-in-1 Balm Mask, Damaged Hair, Silicone Free is made with joboba oil that works deeply into the hair fiber to remove the signs of previous damage. It helps improve hair strength and also enriches their texture and structure. The balm mask is free of silicone, which means it can be easily applied from the roots to the tips. There are two ways to use it: on dry hair before shampooing or on damp hair after shampooing.