Shoulders of the Shadowy Protector

Shoulders of the Shadowy Protector is a tier 14 armor token. It can be exchanged at the appropriate vendors for the following items:
 * Pauldrons of Resounding Rings
 * Shoulderguards of Resounding Rings
 * Yaungol Slayer's Spaulders
 * Firebird's Mantle
 * Firebird's Shoulderwraps
 * Firebird's Spaulders
 * Red Crane Mantle
 * Red Crane Spaulders (damage)
 * Red Crane Spaulders (tanking)

Source
This item drops from Lei Shi in Terrace of Endless Spring.