Maintain the health and beauty of your hair and scalp with this uniquely designed and high quality pure boar bristle brush. Regular brushing with the Mason Pearson Hairbrush cleans the hair and stimulates the scalp increasing the blood flow to the hair roots. Only the finest, premium-grade boar bristle, which is gentle to the hair and scalp, is used. The ingenious brush construction automatically adjusts to the contour of the scalp stimulating the natural conditioning oil sebum in the gland at the base of each hair shaft resulting in healthy, glossy hair. 8 rings of extra stiff bristle tufts. Measures 9" by 3-1/8". Cleaning Brush included.