Inktense, an innovative formulation that acts like ink, delivering intensely vibrant colours that dry permanently and do not wash out for exceptional layering. Inktense comes in a range of highly versatile, water-soluble mediums, effective on paper, fabric, ceramics, wood and other porous materials.100 highly pigmented, intensely vibrant, watercolour pencils that are permanent when fully dry. Unlike traditional watercolour, Derwent Inktense pencils have been uniquely formulated in vivid ink-like colours, offering exceptional layering without moving previously dried layers.100 Inktense pencils in a compact 3 layer tinRound pencils with 8mm barrel and 4mm water-soluble coreFirm yet smooth texture with a strong pointAdvanced performance with specially formulated active colour technologyRichly coloured pigments intensify when activated with waterLight washes dry permanentlyUse on porous materials for a wide range of fine art and craft projectsFixed in place on fabrics when hand washed in cool water (below 30 degrees) with no harsh detergents