Dr Brown'S set consists of a Finger Toothbrush with Storage Case. The Toothbrush helps your baby establish healthy oral hygiene habits that will last a lifetime. The storage case protects the baby finger toothbrush when not in use.The 100% silicone brush is super-soft and dual sided to gently clean and massage baby's sensitive gums and emerging teeth. Wash before initial use. Always rinse thoroughly after each use and air dry. Dishwasher and sterilizer safe.