These Derwent Inktense Pencils are an excellent watercolour pencil. You can use them dry but when mix them with water the colour turns into vibrant ink. Once it\'s dry the colour is fixed and you can work over the top of it, and, because of its permanent feature it\'s great for using on fabric such as silk and cotton. Derwent Inktense Pencils are artists and designers. There is very little bleeding meaning colours can be positioned next to each other.The colours in the pack are: Sherbert Lemon, Sun Yellow, Sienna Gold, Tangerine, Poppy Red, Chilli Red, Cherry, Shiraz, Red Violet, Fuchsia, Mauve, Violet, Peacock Blue, Iron Blue, Iris Blue, Bright Blue, Deep Indigo, Sea Blue, Teal Green, Iron Green, Ionian Green, Fiield Green, Felt Green, Apple Green, Leaf Green, Mustard, Tan, Saddle Brown, Baked Earth, Willow, Bark, Indian Ink, Charcoal Grey, Ink Black, Antique White and the Outliner. . Presentation tin. 36 Pencils. Assorted coloursApproximate dimensions: H 355mm x W 200mm x D 14mm