Every pen will give you a smooth writing experience with no smear.Water-based ink,easy to flow,odorless, acid-free, non-toxic, dry fast. It's safe for kids.The fine line color water-based hook line pen set comes in 12 colors. Our fine line pen is a 0.015 inch smooth fine tip pen, each pen is about 6.2 inches long and 0.3 inches thick. Used for diary, coloring, writing, taking notes, etc.
