Tony Stark and his amazing Iron Man flight suit, an impressive piece of wearable tech designed and built by Stark alone, is a near-perfect Marvel comic-book confection -- just the kind of thing ...

Following is a transcript of the video. Narrator: If you look at Iron Man's first suit, the Mark 1, and compare it to the hero's nanotech suit from "Avengers: Endgame," a lot has changed.

The Jet Suit is a device from Gravity Industries that allows you to fly at 32 mph for up to nine minutes. It gives the wearer full control through five mini jet engines. There are two mini engines ...