Tannin Expertise is a passive ability in the Clothier Skill line in Elder Scrolls Online. Each rank increases the chances of improving items with tempers tannins.
- Skill Line: Clothier Skills
- Skill Type: Passive
- Unlocked at: Rank I at Clothier Skills Rank 10, Rank II at Clothier Rank 25, Rank III at Clothier Rank 40