Crystal Scalp Massager Brush is made of ABS and soft silicone material. It can be used wet or dry and can promotes circulation, deeply cleanses the scalp without hurting the scalp. Comfortable handle and detachable design for easy access and cleaning. Comes with a round hole for hanging anywhere with a lanyard. Using this brush can enjoy a relaxing massage and relieve fatigue. Obvious imprint area is perfect to show your brand and logo.