Jewellery, I think mostly millefiori stuff. This one of my favourites:Jewelry, faces, Santas, dolls and stuff. I haven't done it for awhile, and needed to replenish my clay supply. A girlfriend who also works with it told me of the sale.
What does your friend do with it?
Here's some of her stuff on Pinterest: Polymer Clay
She also made this in polymer clay:
Yes, she is a professional artisan.