RE-START recovery restorative mask 500 ml RE-START recovery restorative mask 500 ml is a deep conditioning treatment that works to restore strength and shine to dry, damaged hair. It contains natural oils and proteins that help to rebuild the hair's structure, while also adding moisture and preventing future breakage. The mask can be used as an overnight treatment or for a few minutes before shampooing. It is ideal for use on all hair types and textures.