Sai Watercolor Brush Pen - Black

Akashiya Sai brush pens make it easier than ever to create beautiful watercolor art whenever and wherever you want. Their self-contained design eliminates the need for paint pans and water jars—just uncap a brush pen and start painting! The colors are blendable and water soluble, so you can combine multiple colors and a water brush to create amazing gradients and other effects.
Features:

Water-soluble watercolor ink.
Synthetic bristle brush tip.
2007 ISOT Stationery of the Year winner.