Non-toxic solvent-based markers do not streak or feather and are ideal for artistic use on traditional and non-traditional surfaces such as paper acrylics ceramics and more! Set contains 25 colors: Black Extra Black Super Black Basic Gray 1 Basic Gray 2 Basic Gray 4 Basic Gray 5 Cool Gray 1 Cool Gray 2 Cool Gray 3 Cool Gray 4 Cool Gray 5 Cool Gray 6 Cool Gray 7 Cool Gray 8 Cool Gray 9 Cool Gray 10 Warm Gray 1 Warm Gray 2 Warm Gray 3 Warm Gray 4 Warm Gray 5 Warm Gray 6 Warm Gray 7 Warm Gray 8. Colors subject to change.