Frostfire Robe

Frostfire Robes is cloth chest armor for mages. It is part of the Tier 3 Frostfire Regalia armor set.

Source
This item was a reward from the quest Frostfire Robe (quest). The required quest item Desecrated Robe dropped from The Four Horsemen in Naxxramas.

It was removed from the game, but later reintroduced via the Black Market Auction House with a starting bid of.