This eco-conscious conditioner bar is designed to be simple and effective with no extra additives, formulated with only the essentials for a refreshingly minimal ingredient list. This formulation features Cola ® Lac SLB , an easy-to-use conditioner concentrate, to leave hair feeling soft and healthy. Use: Lather bar in hands with warm water. Apply bar to wet hair with a combing/swiping motion and massage through. Leave on for several minutes before rinsing for maximum nourishment. Keep bar dry between uses.