This scalp massager shampoo brush, has soft silicone bristles that removes dirt and dandruff, exfoliates and massages the scalp, and simulate blood circulation to promote hair growth. This shampoo brush is a waterproof, manual scalp massager that requires no batteries, and is suitable for all hair types and hair densities. MULTI-FUNCTIONAL: This flexible soft silicone bristles brush is easy to use and is used to simulate hair growth, and remove dandruff. It can also be used as a shampoo brush, exfoliating brush, a scalp massager, or as a grooming tool for animals. ALL HAIR TYPES: All hair types and hair lengths can benefit from using our scalp massage shampoo brush to maintain the health of their hair and scalp. COMPACT: Easy to hold, and fits comfortably in the palm of your hand. This scalp massager compact design makes it portable, and easy to store. SHAMPOO BRUSH: The soft silicone bristles removes dandruff and dirt, while exfoliating, and massaging the scalp clean. It can be used on wet hair in the shower or on dry hair and is easy to take apart and clean after every use. GROWTH SIMULATOR: Helps enhance hair massage or hair washing experience by simulating the scalp which promotes blood circulation and natural hair growth. Available Colors: Black | Blue | Red | Pink | Purple | Green