It's cumbersome, but it does the trick.
(In-game plural not known - currently impossible to determine.)
Item number: 10316
Description ID: 921680684
View in-game: view
- Cosmic Ray's Bazaar (25 rare Meat isotopes)
- Having this equipped while adventuring will prevent you from encountering invader bullets.
- At some point on August 22, 2019, this item's description was changed from "Deflects Invader Bullets".
- Its icon resembles one of the shields protecting your base in Space Invaders, specifically, the Atari 2600 version of Space Invaders.