Designed for journaling, writing and doodling on most surfaces. Compatible with the Dylusions Ink Sprays and Paints. Colors include: Postbox Red, Squeezed Orange, Lemon Zest, Cut Grass, London Blue and Crushed Grape. Please see our blog for information on how to handle these pens http://scrapbookdepot.blogspot.nl/2016/07/dylusions-paint-pens-tips-tricks.html