Specifically designed for artists and illustrators, this pack of Winsor and Newton ProMarkers offers six neutral tones, perfect for creating compositions in all areas of art, craft and design. Five Cool Grey shades and an iconic Black allows you to enjoy a number of tones, shades and hues. The inks are suitable to overlay and blend, extending the palette even further. . Pack of 6 dual nib marker pens . Neutral tones include: Cool Grey, Cool Grey 2, Cool Grey 3, Cool Grey 4, Cool Grey 5 and Black