When rolling a "1" just doesn't quite convey the feeling.
You can even choose the color for the ink, lucky you. Just Flick an email through and we can figure out the lettering colors.
Does this need an advisory sticker? Contains inappropriate language. "1" replaced with the F word. You know what word.
Dice set contains one of each:
D4, D6, D8, D10, D%, D12, D20
Note: D% Doesn't have the F word on it, that's not how percentages work. Generally.