Not for purchase
Mandala Swirls printable coloring page
I searched what swirls meant and I found this interesting but well-defined answer perfect for this image:
"A move in a twisting or spiraling pattern. A quantity of something moving in a swirl." (Source: Wikipedia)
But some of my favorite swirls are found in my morning cappuccino. There are even competitions of for coffee swirls. Here's a creation from Hiroshi Sawada, a latte art champion:
See more at Daily Coffee News.