Mason Pearson Pocket Nylon Brush - N4 - Dark5 rings of nylon tufts The Mason Pearson Pocket Nylon Brush is a pocket size version perfect to take travelling or for your bag. This brush is 100% nylon and has been developed specifically for those with very thick strong hair. This brush controls thick and long hair and allows wet hair to be detangled with the minimum amount of effort. The nylon is very gentle to the hair and it will not irritate the hair or scalp.