Read from the World of Warcraft client build files (JournalEncounterItem, JournalEncounterCreature, Achievement) and the Blizzard Game Data quest API.
How Burnmender Boots Compares
Who It Suits
Mail is the armor type Evoker, Hunter and Shaman wear. With Agility or Intellect, Burnmender Boots suits Beast Mastery, Marksmanship and Survival Hunter; Elemental, Enhancement and Restoration Shaman; Devastation, Preservation and Augmentation Evoker.
Transmog Sets
Burnmender Boots is part of the transmog set Regalia of the Firebird (Shaman only). The other 16 pieces:
Blizzard numbers items as they are created, so the named items next to ID 90443 (90438 to 90448) were usually added in the same batch as Burnmender Boots: the same quest line, zone, vendor or reward set.