Take your shower or bath to the next level by incorporating the Waterproof Scalp Massager into your routine. Offering a spa-like experience with every use, treat yourself to a rejuvenating scalp massage that will leave you feeling relaxed on demand. Flexible silicone bristles designed for daily contact with water gently vibrate to ensure a generous lather and massage. Requires 2 AAA batteries, not included. Exclusive to our site.