Wastewander Water Pouch

Source
This item drops from the following in Tanaris:


 * Wastewander Darkcaster
 * Wastewander Survivalist
 * Wastewander Tracker


 * Wastewander Scofflaw
 * Wastewander Assassin
 * Wastewander Shadow Mage
 * Wastewander Rogue
 * Wastewander Bandit
 * Wastewander Thief

As a quest objective
This item was an objective for the following quests:
 * Slake That Thirst
 * Another Power Source?
 * Water Pouch Bounty
 * Water Pouch Bounty (2)