Life-Bound is L70 Epic Leather gear, i382-i392 for Q1-Q5, created by Leatherworkers via the Dragonflight Craft Order station. It requires Leather Armor Crafting specialisation to unlock patterns and optional reagents.
Primal Infusion - upgrade to i395-405, +30 Difficulty. Must be supplied by Buyer
or Concentrated Primal Infusion - upgrade to i408-418, +50 difficulty. Must be supplied by Buyer
Embellishments such as Toxified Armor Patch (from LW, increases effects of Decayed gear by 100%) or Armor Spikes (from BS, chance to cause damage when struck by Melee) - +35/30/25 difficulty
Draconic Missive of the Fireflash etc - specify the stats, +25/20//15 recipe difficulty
Illustrious Insight - can increase craft quality, -30 difficulty
1 Spark of Ingenuity (BoP - Buyer supplies),
50 Primal Chaos (BoP - buyer supplies),
4 Cacophonous Thunderscale (skinning/AH),
15 Stonecrust Hide (LW/AH),
150 Resilient Leather (skinning/AH)
* I don't have this unlocked yet so am unable to see what these are. May be similar to those for the Mail equivalent e.g.
These seem to be currently glitched? At least when compared to pants of the same model...