Imagine cardio that feels like flying. You're clipped into a bungee harness anchored overhead, and for 45 minutes you dance, jump, bounce, and soar. The resistance of the cord catches every landing, so you get all the burn with none of the impact on your knees and joints.
It's the most fun you can have sweating. Every class is choreographed to music — the kind of sweat session where you lose track of the clock.