Derwent Inktense Pencils. You can use them dry but mix them with water and the colour turns into vibrant ink. There are 100 colours to choose from, which includes the Outliner pencil; a non-soluble pencil that can be used to block colour where needed.
Derwent Inktense Artists Water-Soluble High Pigment Pencils, Single Colours would be best suited for artists requiring high-quality, vibrant, and water-soluble pigment options for their art supplies.
