Now, now, we know that's not polite, or politically correct.
Besides, that thing on their heads is not a "towel". It's actually a small folded cloth, like a miniature bed-sheet. For the sake of accuracy, you really shouldn't call them "towelheads".
You should call them "little sheet-heads"....
[snort]
OK, I apologize for being un-PC. From now on, I will respectfully refer to them as “{friggin} liddle sheet-heads”.