Derwent Inktense Pencils have a highly blendable quality and come in a range of vibrant colours. You can use them dry but mix them with water and the colour turns into vibrant ink. Once it's dry the colour is fixed and you can work over the top of it. Due to its permanent feature it's great for using on fabric such as silk and cotton. Supplied in a storage tin. Contains colours; Sherbet Lemon, Sun Yellow, Tangerine, Poppy Red, Chilli Red, Shiraz, Fuchsia, Violet, Iris Blue, Bright Blue, Deep Indigo, Sea Blue, Teal Green, Apple Green, Field Green, Leaf Green, Mustard, Baked Earth, Willow, Bark, Ocean Grey, Black, Antique White and Outliner.