$1.74
See if it's really the one
Search with this product to compare it, find similar styles, or turn up something better before deciding.
Place the black soap in your bathroom. Once they go to wash their hands they will start to turn black.**Discount only applies to this item when you purchase a build your own prank kit**
Have a question about this?
We currently ship within the US, with more countries coming soon.
Final cost and dates are confirmed at checkout.
🇺🇸 Ship from USA · On Agora since 2025
$1.74