Markers by Tombow. Details:Tombow Dual Brush. Color Jade Gren 379. Watercolour markers with water-based ink that allows you to mix with others and create eye-catching color transitions. Double tip: fine tip for drawing with pressure and accuracy (stroke 0.8 mm) and wide and flexible tip like a brush (stroke between 0.8 mm and 3.3 mm). Ideal for kids, beginners, creatives and professional artists, these luminous markers are acid free, odorless and not light resistant. Colors can be mixed and intensified through repeated application, allowing to achieve depth and shadow in the drawing. Perfect for making cards, drawing manga, illustrations, lettering and more. Tombow manufactures reliable and highest quality writing instruments, supporting creative people in their work. Store horizontally and close the plug tightly to prevent it from drying out.