diagram for a skull bong, aka diagram for a skull bong
Instructions scrawled in black marker on the back of a yellow manila envelope, describing how to make something.
It tells you how to make a skull bong with the following components:
You realize you could make this without needing a workbench. Making this would take nothing.
It weighs about 100 grams. It is a benchless recipe. You're pretty sure it's worthless on the market.