The perfect way to add some surprise to your drawing - Magic Revealer Markers instantaneously change in color like magic! Each marker changes colors with the included Magic Revealer Markers so 8 markers = 16 colors! Bright, vibrant color changes leap off the page and are a great way to add more details to your drawings. Blocked 3. 6mm tip resists crushing so it's great for young artists learning to draw. Set includes 8 Markers + 2 Magic Reveal Markers for 20 colors: Light Blue/Fluo Green, Blue/Fluo Yellow, Carmine/Pink, Green/Purple, Orange/Yellow, Purple/Pink, Red/Yellow & Yellow/Red. Includes 10 fun colors and 2 color changing magic markers. Reveals magical color quickly. Cap and body plug show the Magic color change! Non-toxic.