Cenarion Expedition Tabard

The Cenarion Expedition Tabard is a tabard. It is a mark of honor amongst the Cenarion Expedition faction and is only available to the Expedition's most trusted allies.

Source
This item is sold by Fedryen Swiftspear for in Cenarion Refuge, located in the easternmost part of Zangarmarsh. You must have a reputation of with Cenarion Expedition to be able to purchase this tabard.