The P-38 is an iconic, simple, steel military can opener for opening of military tray rations and emergency kits.

The P-38, known as the "John Wayne" and "Army's Greatest Invention," is around 1.5 inches.

Design: P-38 has a curved design; made from cold-rolled steel.

Usage & History:

Origin: Developed for U.S. military field rations (C-rations) during WWII.

Functionality: Opens cans and the flat edge can act as a small screwdriver.Still widely used in emergency kits, survival gear, and by outdoor enthusiasts.

Simplicity: Basic, failure-proof design.

Portability: Lightweight and easy to carry.

Versatility: Useful for camping, hiking, and emergency preparedness.