Members of the Legion of Super-Heros have a ring used to allow them to fly. They were used in the 31st century, and early 2018.
Sometime during or before the 31st century, the ring was invented and given to members of The Legion, granting them access to the power of flight.
Behind the scenes
- In the DC comics, this item is called the Legion Flight Ring, engraved with the signature "L" of the Legion of Super-Heroes, a superhero team from the 31st century. Its wearer gets the ability to fly in both atmospheric environments and outer space. In many stories, Superman and Supergirl, as former or reservist Legionnaires, are also seen wearing flight rings. Superman usually keeps his in his Fortress as a reminder of his time spent in the 31st century.