Read from the World of Warcraft client build files.
How Purifier's Mantle Compares
Who It Suits
Cloth is the armor type Mage, Priest and Warlock wear. With Intellect, Purifier's Mantle suits Discipline, Holy and Shadow Priest; Arcane, Fire and Frost Mage; Affliction, Demonology and Destruction Warlock.
Similar Items
The 10 items nearest to Purifier's Mantle (item level 13) in item level among Armor > Cloth, Shoulder slot, from item level 14 to 21.
Purifier's Mantle is part of the transmog set Vestments of the Purifier (Priest only), which the Appearances collection lists in 4 versions. The other 16 pieces:
Built from the World of Warcraft client build files and recorded Auction House snapshots.
Where Purifier's Mantle Fits
Other Items Named Purifier's Mantle
1 other item in the current build is also called Purifier's Mantle. Same-name entries are usually a different rank, faction, quest stage or reward track of the same object.
Blizzard numbers items as they are created, so the named items next to ID 247015 (247010 to 247020) were usually added in the same batch as Purifier's Mantle: the same quest line, zone, vendor or reward set.