Derivable Christmas coal Stocking. Do not buy, for derivation only. Enjoy and have a good day.
The Christmas lore that bad children will get a lump of coal in their stocking instead of presents actually has several possible origins. The difference between each origin story is cultural, varying between countries. Like most cultural rivalries, the answer to "who did it first" is buried in generations of storytelling, but it's fun to consider all of the possibilities behind the legend.
Here is some map to help you in your derivation.