Add a pearly glitter-like sparkle to your ink by adding a small amount of Kuretake "Drop of Shimmer" to it. Enjoy with a glass pen, dip pen or brush! How to use; - Before use, be sure to mix well from the bottom of the bottle using the stir stick provided - Using a small plate or container, mix some of your flat colour ink with a small amount of "Drop of Shimmer". For example, Ink 5-10 drops : Drop of shimmer 1 - The results will change depending on your ink colours. One 20ml bottle of shimmer ink. Made in Japan.