Frostfire Belt

Frostfire Belt is cloth waist armor for mages. It is part of the Frostfire Regalia armor set.

Source
Frostfire Belt was a quest reward from Frostfire Belt (quest). The required quest item Desecrated Belt dropped from Noth the Plaguebringer, Heigan the Unclean and Gluth in Naxxramas.

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