The Elemental in a Bottle is a Hardmodeaccessory that has a 14.29% / 20% chance to be dropped by Sand Elementals. Equipping it summons a Sand Elemental to fight for you, which deals summon damage and casts sandstorms in a similar fashion to their enemy counterpart.
The Sand Elemental grants enemies 30 local immunity frames on contact damage, and the tornadoes it spawns grant 20.
Trivia[]
This item used to be called "Waifu in a Bottle", while the Sand Elemental herself used to be called "Sand Waifu". After that, they were known as "Lady in a Bottle" and "Miss Sandy", respectively.