Pentel Arts Pocket Brush Refills, Black Ink 6-Pk Pentel Co., Ltd. is a privately held Japanese company which produces stationery products. The name is a combination of the English words pen and tell. Pentel is also the inventor of non-permanent marker technology.
Permanent pigment ink is both fade and water-resistant
Refill cartridges make for an easy, no mess ink replacement
Portable, neat and easy-to-use versus traditional paint and brushes