Non-toxic vibrant water-based ink will not bleed through paper. Fine lines are perfect for small spaces and detail work. Durable bullet point fiber tip pens are in a handy reclosable carrying case for easy travel. Leak-proof airtight cap prevents dry out. AP certified by ACMI. Set includes markers in 24 colors: Black Red Blue Green Lemon Yellow Brown Orange Violet Pink Sky Blue Light Green Light Gray Ochre Turquoise Olive Green Pale Orange Steel Blue Dark Brown Carmine Magenta Dark Gray Yellow Gold Ochre and Beige. Colors subject to change.