Cisco-ed Treadmill (Earth-1: Pre-Crisis)

The Cisco-ed treadmill was a modified device that could withstand a Speedsters' super speed.

Original Timeline
In 2014, the treadmill was created to help Barry Allen to train his newly developed super speed.

During Barry's time as The Flash, he used the treadmill countless times to measure his speed.

When Zoom stole his speed, Barry went on the treadmill and was drained until he loses his speed.

Post-Flashpoint Timeline
After Flashpoint, Barry altered the timeline and the Speed Lab was created to hold the treadmill.

Iris West-Allen briefly used the machine when Barry's powers were temporarily transferred to her.

Functions

 * Super Speed:

Trivia

 * The treadmill is a reference to the Cosmic Treadmill in the DC Comics. The adjective "cosmic" was also referenced in.