Krasarang Wilds Champions
Pandaren Champions can drop a satchel (containing linens, jewels or skins), a piece of armour as well as a special item. Although the ones in lower-level zones drop a Small Bag of Goods instead.
The fun items and satchels do not appear to be a 100% drop.
Sandy Shallow peninsula, south of Ruins of Dojan
Inside the big building in Fallsong Village
Standing in front of a tent in the Ruins of Dojan
Sits on a boat in the middle of a pond
Inside the Temple of the Red Crane
Walks around a shipwreck on top of a hill in Unga Ingoo
Found in the Forbidden Jungle