8 rings of bristle & nylon tufts. Boar Bristle & Nylon Tufts generally used for normal to thick hair. A Mason Pearson hairbrush is designed to provide many years of quality usage. Each brush comes with a lifetime guarantee against manufacturing defects, but not against normal wear and tear. Regular brushing plays an important part in the condition of your hair. The Mason Pearson Hairbrush cleans the hair, stimulates the scalp increasing the blood flow to the hair roots. A natural conditioning oil - sebum - comes from the hair giving it strength, suppleness and producing a healthy sheen. To maintain the quality of the Mason Pearson Hairbrush it is not mass produced. Most of the work is carried out by hand, using techniques pioneered and patented by the founder - Mason Pearson - over one hundred years ago and improved over succeeding generations. Mason Pearson Hairbrushes of London, England were established as a premier hairbrush manufacturer in the 1860s. From the time of its inception the company has pioneered hairbrushes that are designed to maximize the health and appearance of the hair and scalp. In 1885, Mason Pearson invented and patented the pneumatic cushion for the hairbrush, thus creating a unique brush that retinas its desirability as an elegant cosmetic accessory to this day. The brush is product in the "old world" manner, with many steps executed by hand and extra care taken to create a magnificent hair product. Why Mason Pearson? Hairbrushes by Mason Pearson are recognized by discriminating consumers as unique in both design and quality. The distinctive design incorporates spired, uneven tufts of boar bristle and nylon mixture set in a pneumatic rubber pad that enables each individual tuft to penetrate through to the scalp. Mason Pearson's ingenious brush construction achieves the desired type of scalp stimulation by adjusting automatically to the contour of the scalp without irritation. Equally important is the qu