Details • Size : 3.2" X 3.5" • 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. • Hair Type: Straight, Wavy, Curly, Coily • Hair Texture: Light, Medium, Thick • Helps: Increase circulation to support a healthy scalp and hair.