This mundane-looking canteen pours forth water in a seemingly limitless stream.
Wondrous Item 4,200 gp
Power (Standard Action)
When you open its stopper, the endless canteen pours out up to 1 pint of cool, clean water. Any water that has not been consumed within 1 hour of its creation disappears.
Published in Adventurer's Vault, page(s) 171.