Magister's Mantle

Part of the Mage-aimed Magister's Regalia, a Dungeon Set 1 gear set.

Source
This item drops from Ras Frostwhisper in Scholomance.

Magister's Mantle as a quest objective
This item is an objective for the following quests:

Please see the Dungeon Set 2 page for a walkthrough on upgrading your Set 1 pieces to Set 2.