This head scaple SPA massager is designed with oval shape, handheld style. Please raise a steering wheel from the main body until I hear a sound with "a snick". The middle finger refers to a person and catches the steering wheel which you raised with a finger, and please grasp the main body well. Push a brush part to the skin at the time of shampoo and treatment, and please move it easily slowly. It is effective to move I rub it easily, and to be crowded. Please completely wash away shampoo and treatment after massage. Suitable for home, travel and office use, ideal for health care. Great as a gift to your family members and friends .