The Feather-Falling Potion is a potion. If someone experiences free-fall after drinking it, it slows them down as if they were lighter respectively to their size, allowing them to reach the ground safely. If the drinker doesn't happen to fall, the potion has no effect.
See also[]
- Feather Fall is a Dungeons & Dragons spell: 3.5e, 5e.
- In the canon, the feather-light charm make an object lighter.