Potion of Gaseous Form

[ Potion de forme gazeuse ]
Potion, rare
When you drink this potion, you gain the effect of the gaseous form spell for 1 hour (no concentration required) or until you end the effect as a bonus action. This potion's container seems to hold fog that moves and pours like water.
Dungeon MasterĀ“s Guide (SRD) D&D 5 › Magic Items