100% Boar Bristle - For thin hair or a sensitive scalp. Developed and patented more than 100 years ago, the Mason Pearson hair brush is the ultimate grooming tool. Only the finest, premium-grade boar bristle, which is gentle to the hair and scalp, is used. Brushing with a Mason Pearson hair brush is the best way to distribute the natural oils while exfoliating the scalp and stimulating circulation to the hair follicles. The patented pneumatic cushion conforms to the contours of the scalp, which optimizes brushing with minimal effort. All Mason Pearson hair brushes are hand made in England. The animals are not harmed in the collection of the boar bristle. This sensitive boar bristle brush is specifically for brushing thinning hair with a sensitive scalp. | Mason Pearson Sensitive Handy Size Boar Bristle Hairbrush | Dermstore