Source Legacy of Fire Player's Guide

Aura faint conjuration (creation); CL 1st
Slot none; Price 180 gp; Weight 1 lb.

At your command, this simple clay goblet fills itself with cool, fresh drinking water. The goblet can create up to 2 gallons of water per day. The water evaporates normally if left exposed, and is completely normal water; you can store it, use it to create holy water, and so on.

Craft Wondrous Item, create water; Cost 90 gp