Ideal for illustrations, lettering, pointillism or stippling, scrapbooking and more! Twin-tip marker with a 0.5mm fine tip side and a flexible 'Dot' point on the other. You can draw dots of varying sizes by adjusting the pressure applied when using. Details:Includes assorted colors4 markersDual-tip (0.5 mm fine and dot)Conforms to ASTM D 4236