Seems to be part of some kind of Karazhan 'set'. At least items with matching graphics.

Vambraces of Courage
Crimson Girdle of the Indomitable
Iron Gauntlets of the Maiden
Eternium Greathelm
Wrynn Dynasty Greaves
Mantle of Abrahmis
Panzar'Thar Breastplate
Battlescar Boots

See also my screenshot with all the items on in the dressing room.