Easy to use, is the same quality of the copic crayons, for a lot of uses is the best way.

Great way to refill your copic pens

A beautiful gray color and great way to refill your markers

Good product, should invent a more secure way of inserting in the pen,

I just wish I knew an easier way to refill.

If you've never refilled your Copic Sketches, the easiest way is to just place 10 to 20 drops of this directly onto the broad tip end of your marker

Great way to refill your copic pens

There was no way to specify which carrier to use, so my other $150 worth of items will probably never get to me

Great way to lower the overall cost of your copics.

Great way to refill your copic pens

Easy to use, full of ink, is the best way for a person that use a lot of ink, great!

Great way to refill your copic pens

I use it as an undertone on many of my adult coloring book projects as well as on my own needlework design sketches