Kider Scalp Massager Roller is made of PP and metal material, lightweight and easy to carry. The 9 claws is ergonomically designed for a perfect fit on the head area. 360 degree rotating massage balls will not scratch the scalp, it can effectively promote blood circulation in the head and provide deep relaxation. With hollow handheld design, which makes the massager more stable to hold tightly, and can be easily hung up in the bathroom, suitable for home, office and travel. Customize with your logo to promote your brand.