Made of silicone,environment friendly, durable, detachable, soft, bendable pinCan be used as scalp & hair & head massager , designed for long hair,short hair,curly hair, could gently massages hair and scalp, promotes blood circulation,stimulates the hair follicle for healthier hair, good for control dandruffPerfect for massaging hair,scalp,or the body,hand,foot,back to promote blood circulation to keep healthy,and it’s safe for kids of all ages,many children enjoy it during the bathWater-resistant,it could be used in shower,in any dry and wet environment.Every massager packed in a velvet drawstring bag.Correct using way : go in straight lines ,not move like the circular, it won’t tangle.You can take this apart to clean it and put it back after cleaning.