Blackguard leggings

survival:clothes-lowerbody-blackguard-leggings · from game

They relied only on each other, using whatever means they had to ensure progress in those dark tunnels.

Found in structures

Not found inside any decoded structure schematic. This is expected — worn/stored clothing lives inside a schematic's block-entity inventory data (e.g. a wardrobe or chest), which this wiki doesn't decode (see Info). Only placed blocks like paintings and tapestries can be found this way.