Supervision High Grade Grey and Great Artists Watercolors: Yea or nay?

I bought samples of palettes from #supervision Watercolors (视爵水彩) high grade grey and great artists series and have been using them in my #shopfrontchallenge. It is time to do a proper review. **Shop** Prints: **Follow** Instagram: Facebook: **Treat me to a cup of coffee** ​​