Unison Colour creates a world-famous range of hand-made soft artists' pastels. Founded by artist John Hersey in the early 1980s, there are now nearly 400 colours ranging from subtle greys and earth colours to brilliant reds, blues, greens and yellows.
More detailed information, including colour charts, is available on Unison Colour's website:
Unison Colour produces over half a million individual sticks a year - all hand-made in Tarset. The soft pastels are available from artist suppliers through the United Kingdom, Europe and North America.