As the scalp massager comes with ergonomic handle and non-slip design, it will be comfortable to grip. So you won't feel tired after a long time of use. The shampoo brush can massage your scalp in the shower, ease itchiness, reduce oil and dandruff effectively. And it can easily penetrate your thick hair, distribute shampoo to reach hair roots, and clean the scalp deeply. It is constructed of silica gel material. The length of the brush is 8.4cm, and the width is 7.6cm. It is suitable for men, women, kids and pets. Item Name: Scalp Massager Material: Silica Gel Features: Soft Bristles, Ergonomic Design, Non-slip Size Details: 8.4cm x 7.6cm/3.31" x 2.99" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Scalp Massager