The Gelly Roll Retractable brings creative expression to your daily routine: the Original Gel Ink, reimagined in a retractable pen, with vivid colors and glitter ink effects that let your ideas flow onto paper as beautifully as they came to life in your mind. This 12-pen assorted set infuses fun, sparkle, and shine into work, art, and play. This gel ink is waterproof, fade-resistant, and chemical-proof, so it's ideal for checks, legal documents, and scrapbooks, wherever permanence matters. Gelly Roll pens are great for hand lettering, wedding and party crafts, scrapbooking, arts and crafts, layering on mixed media, adding highlights to illustrations and comics, and notes, journals, letters, invitations, and handmade cards. These gel pens don't bleed through paper.