Shampoo brush with perfect grip handle to fit your hand comfortably (Manual with no battery required & Waterproof) Scalp massager with soft thick silicone bristles stimulate blood flow to the scalp and oil glands (Deep clean and exfoliate the scalp) Relax the scalp muscles and reduce stress (Wonderful Feeling) No need to worry about your long nails or sensitive scalp (as well as all hair types) Get one and start your scalp salon