Features: Perfect for shampooing, increase blood flow to promote hair growth and scalp health. Helps to remove and prevent collections of shampoo residue. Gently stimulates your scalp to make you feel relax. Relieves tension and promotes a good sleep. Avoids contacting the scalp directly with the nail, reduces bacteria. Suitable grip handle to fit in your hand to hold comfortably. Made of high quality and durable ABS Silicone.