• Glitter Pens Only. All 36 colors are unique and we add 30% more ink. It will last longer for adults coloring books, art project and journaling.

• Smooth and shine. 1.0mm glitter gel markers will produce smooth fine lines and make your artwork pop right off the page.

• High quality ink. Our gel pens contain acid-free and non-toxic ink that conform to ASTM-D4236 standards. No skipping ,no smearing, perfect gel pens for adult coloring books.

• Easy to uses. Each gel pen features an ergonomically comfort grip. You can spend hours coloring without fatigue. Unleash your creativity with these masterfully designed pens.

• Inspirational Gift Idea. Aen Art Coloring Glitter Pens is perfect starter set and a great gift idea for adults who love to color!