Gloves of Earthen Power

Gloves of Earthen Power are leather hand armor with intellect and increased damage and healing to spells.

Source
Gloves of Earthen Power are a quest reward from the quest Volunteer's Battlegear which starts with Vargus in Cenarion Hold in Silithus. To complete the quest, you must turn the following items to Vargus:
 * 5 Cenarion Combat Badge
 * 3 Cenarion Logistics Badge
 * 7 Cenarion Tactical Badge

You must also be Friendly with Cenarion Circle.