Spa Essentials Scalp Massaging Shampoo Brush. Scalp Massaging Shampoo Brush is the perfect addition to your scalp care routine. Use alone on a dry scalp or pair with your favorite shampoo, oil, or treatment for a massage therapy experience—in or out of the shower. Helps: Increase circulation to support a healthy scalp and hair. * Helps promote circulation to the scalp * Provides a scalp massage experience * Can be used wet or dry Available in black and mint.