Travel size Nexxus Humectress Replenishing System Conditioner uses advanced NexxusSpheres to deliver moisturizing lipids and soothing emollients into the innermost structure of the hair. Features advanced microsphere technology to provide the gradual release of strengthening ceramides, replenishing nutrients, antioxidants and UV protectors. For best results pair with Nexxus Therappe Rebalancing Shampoo.