Hen Gaidth Trousers is a Diagram in the Witcher 3: Wild Hunt that can be crafted by an Armorsmith.
- Light/Medium/Heavy Armor with ?? Armor Rating
- You can obtain all of the diagrams for this entire set during the quest What Lies Unseen which is only available if you pursue the Unseen Elder in The Night of Long Fangs. The first 2 pieces are found in a chest next to the hole you come out from when entering the cave. After you reach the bonfire room, follow the footsteps and take the left path to a room with some high level felders. Defeat them and find the chest near the wall for the next 2 pieces. After you slide down the stone wall you will come to a tower, where you will find a chest with the last pieces by the tower wall.