- Function: the head massager can remove dust, oil, dandruff and dirt, create healthy and shiny hair, help reduce hair breakage, relieve stress and relax muscles, promote blood circulation, relieve hair loss and promote scalp health. hair growth. 2. Ergonomic design: The mouse-shaped handle fits your palm perfectly and the non-slip groove ensures a stable grip even in the shower. The concave brush surface formed by 31 tips adapts to the scalp to obtain the largest working surface. 3. Made of high quality silica gel, the bristles are soft, heat and cold resistant, environmentally friendly and will not hurt the scalp whether used wet or dry. Will not damage your manicure. No battery required. 4. Applicable type: suitable for women, men, children and pets, and also suitable for all kinds of hairstyles, from thick to thin, from short to long, whether dry or wet, or even human hair. animals can be combed 5. Directions: Simply rinse with water and hang to dry after each use.