Derwent Lightfast Coloured pencils
" Celebrating two decades of eye-catching design and generations of Derwent innovation, the new metallic range has been restyled and expanded – with artists of all ages expected to take a shine to the range's versatility and shimmer. Non-soluble but highly pigmented for maximum effect, the extended colour range includes twenty colours that have been expertly manufactured by Derwent’s world-leading research and development team in Cumbria. "