The Scalp Massager Shampoo Brush Has 77 Elastic Polyester Rubber (TPEE) Bristles, Which Can Quickly Relieve Scalp Itching and Massage the Head, Leaving the Scalp Relaxed and ComfortableWith Hollowed-out Design, There Are Multiple Holes On the Scalp Scrubber to Make the Water Flow Smoothly for Better Distribution In the Hair, And Quickly Form Foam When Shampooing, Leaving Your Hair and Scalp Cleaner Than Before. The Elastic and High-quality Scalp Scrubber Provides You With a Pleasant Washing ExperienceThe Scalp Brush With Elastic Hard Bristles Can Deeply Clean the Hair, Massage the Scalp, Improve Blood Circulation, Promote Hair Growth and Reduce Hair LossThe New Ergonomically Designed Brush Fits Perfectly In the Palm of Your Hand, Making It Comfortable to Hold and Not Easy to Slip Off.Shampoo Without Damaging Your Nails With This Scalp Massage Shampoo Brush for Those With Long Or Long Nails.