Necklace of Adaptation

Wondrous item, uncommon (requires attunement)

• Weight: 1.0 lbs.

While wearing this necklace, you can breathe normally in any environment, and you have Advantage on saving throws made to avoid or end the Poisoned condition.

Source: Dungeon Master’s Guide (2024) p. 280. Available in the SRD and the Free Rules (2024)