Weight: 2 lb.
Estimated Value (Sane Cost Guide): 14,000 gp
DMG Value: 501 gp - 5,000 gp
This finely detailed belt is made of dragonhide. While wearing it, you gain a +2 bonus to the saving throw DCs of your ki features. In addition, you can use an action to regain ki points equal to a roll of your Martial Arts die. You can't use this action again until the next dawn.
Source: Fizban's Treasury of Dragons p23