Gong-Lu, Strength of Xuen

Source
Gong-Lu, Strength of Xuen is one of Wrathion's legendary cloak quest rewards for completing A Pandaren Legend in Patch 5.4. It is the upgraded version of Tigerclaw Cape, created by using the Timeless Essence of the Black Dragonflight. Using the timeless essence will automatically upgrade the cloak to item level 136.

Trivia

 * Gong-Lu (刚禄, Gāng Lù) is Chinese for "strong blessing."