Features: -100 Unique colors in different shades including red, yellow, orange, green, blue, purple, brown, gray, silver and more. Not duplicated. -Durable, fade resistant, non-toxic and acid free. High quality ink gives you a good writing and drawing experience. -Dry in seconds when dyeing and don't worry about friction. These gel pens do not bleed easily, but this also depends on the thickness of the paper used. -Great colors for designing Christmas cards, party invitations, greeting cards, and also good for coloring books, scrapbooks, school projects, and even leave someone a message. .