Piece of paper with Toxic Caves coordinates. After reading, you will learn the coordinates of the Toxic Caves, hurry up you only have 4 days, choose preferred combat mode before reading. If you leave the cave, you will not find a way back.
Usage
Entry Ticket to Toxic Caves
Base Price
0 caps
Weight
0 grams
Where to Get?
Humanoid NPC's have 1% chance to spawn it upon dying.
Notes
Yep, everything is writen in item description, this time, that is.