Derwent - Coloursoft Pencil - Persian Grey - Derwent ColourSoft Pencils are the UKÆs softest ever colour pencil. The softest of pencils but in an amazingly strong and vibrant range of colours. The velvety softness of the strip releases rich, dense colour with every stroke and is perfect for mixing and blending. Despite its soft texture, Derwent Coloursoft Pencils sharpen to a fine point and work equally well for detailed illustrations or bold, contemporary still-life drawings and portraiture. Available in a range of 72 dazzling colours, all with that gorgeous, consistently soft texture.