What it is: An ultimate grooming tool for normal to thick hair made from the finest premium-grade gentle boar and nylon bristles.Who it's for: Anyone with medium to long hair that is normal to thick.What it does: Brushing with a Mason Pearson Hair Brush is the best way to distribute the natural oils while exfoliating the scalp and stimulating circulation of the hair follicles. The patented pneumatic cushion conforms to the contours of the scalp, which optimizes brushing with minimal effort. This brush features a nylon spike to facilitate brushes through thick, textured or wavy hair. A cleaning brush is included. 9" length; 4 3/4" head length; 3 1/8" width