Read from the World of Warcraft client build files.
How Mantle of Celestial Harmony Compares
Who It Suits
Mail is the armor type Evoker, Hunter and Shaman wear. With Agility or Intellect, Mantle of Celestial Harmony suits Beast Mastery, Marksmanship and Survival Hunter; Elemental, Enhancement and Restoration Shaman; Devastation, Preservation and Augmentation Evoker.
Transmog Sets
Mantle of Celestial Harmony is part of the transmog set Regalia of Celestial Harmony (Shaman only). The other 16 pieces:
Built from the World of Warcraft client build files and recorded Auction House snapshots.
Where Mantle of Celestial Harmony Fits
Other Items Named Mantle of Celestial Harmony
4 other items in the current build are also called Mantle of Celestial Harmony. Same-name entries are usually a different rank, faction, quest stage or reward track of the same object.
Items Numbered Next to Mantle of Celestial Harmony
Blizzard numbers items as they are created, so the named items next to ID 99346 (99341 to 99351) were usually added in the same batch as Mantle of Celestial Harmony: the same quest line, zone, vendor or reward set.