This is a set of 10 colors from Uni Emott fine liners.  Its fine tip is durable and resistant o splitting or bending which enables the 0.4mm line width stay constant.  Emott ink is water-based and water-resistant, and you will not experience bleeding or smearing with most paper (we tried with our Traveler's Notebook insert, Hobonichi, MD notebook and some other paper).

The set comes in a stand-up base case for easy pen picking.  Pen body is a rounded square shape which makes it easy to hold.  They are also available individually (40 colors) and different color sets.

* 0.4mm durable plastic tip
* Ink: water-based, water-resistant
* Color: Black, Brown, Orange, Red, Pink, Fuchsia, Blue, Green, Light Green, Yellow