Goblin Kinshape Elixir

Goblin Form. This potion a very fresh and minty scent with a hint of rosemary. It tastes rather bitter but the flavor is not unpleasant.
  After you drink this potion, you transform into a Gnome for the next hour. Your size becomes Small, your base walking speed becomes 30ft. and you gain Darkvision out to 60ft. You have advantage on saving throws to being Charmed or ending the Charmed condition on yourself. Additionally, you can take the Disengage or Hide action as a bonus action on each of your turns.   You keep all of your own proficiencies, features, abilities and characteristics during this transformation. This potion only affects humanoids, if you are already a Goblin, this potion has no effect on you.