The cute highlighter nibs feature a beveled finish that makes writing very easy and has a constant flow. The pens have a non-slip matte soft rubber grip that is very easy to hold and is very pleasant to write. The cap snaps onto the end of the cute pens to keep them safe during use so don't lose it. The pastel markers have an ergonomic triangular shape that fits comfortably in your hand. They are therefore quite easy to hold and are so comfortable to hold that it reduces writing fatigue. These colored pens are inked with perfect ink in soft pastel colors which improves readability - not distracting . The colors are pastel and light, not garish, so the writing underneath is easy to see. Bleeding through on the other side is not so annoying. Quick-drying ink prevents streaks and smudging. Length: 13.2 cm