Empty Firewater Flask

Source
This item drops from the following furbolgs in Winterspring: This item also drops from Winterfall Runners, found in both winterspring and Felwood.
 * Winterfall Den Watcher
 * Winterfall Totemic
 * Winterfall Ursa
 * Winterfall Shaman
 * Winterfall Pathfinder

As a quest objective
This item starts Winterfall Firewater (quest).