Items, NPCs, quests, objects and spells of patch 1.12.1, read live from the realm itself.

Tattered Cloth Pants

NPC	Level	Zone	Stock	Price
Archibald Kava <Cloth & Leather Armor Merchant>	5	Tirisfal Glades	∞	49
Huklah <Cloth & Leather Armor Merchant>	11	Durotar	∞	49
Lauren Newcomb <Light Armor Merchant>	30	Tirisfal Glades	∞	49