Design Features Dry and wet manual head scalp massage brush (no battery required and Waterproof), Round handle design for easy grip (whether left or right hand), The Handle perforation design makes the brush easy to store, Uneven bristles perfectly fit the scalp Multiple Functions Scalp care brush massage and clean your scalp well, promote scalp blood circulation, help hair growth, relieve hair loss, exfoliate and remove dandruff, relieve stress and scratch (Prevent allergies and never hurt your hair and scalp) Applicable Group It's suitable for men, women, kids and pets, also applies to any type of scalp and hair (whether your hair is thick or thin, short or long, oily or dry). Pets will also enjoy this brush for bathing or hair removal