#glitter ink

Aen Art Gel Pens for Adult Coloring Books: A Hands-On Review

Aen Art Gel Pens for Adult Coloring Books deliver 30 rich colors across five ink types — including glitter and metal — in a fine 0.8–1mm tip built for detail work. After a week of real use, here's how they held up on thick coloring paper, smooth cardstock, and thin journal sheets.