Some have performed the trick to perfection such as Anderson University football player Dontez Hines and Manvel High School cheerleader Ariel.
When done correctly it looks as though the person is walking on airWhat is the invisible box challenge?
It's a challenge people seem determined to nail down, as the Internet shows. It's actually kind of challenging keeping it there.
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For those unaware, it constitutes pretending to tap the surface of a phantom box before placing your foot on top of it and then using your other foot to step on and over it. That will make it look like you're stepping over an invisible box.
However, many Internet users have been left dazed and confused wondering how the trick actually works.
"All his hip stabilizers on the right side are firing on overtime to hold that hip in position", Men's Health fitness editor Ebenezer Samuel said of Hines' video.
'"Very explosive hip flexor, abdominal and glute strength is what is driving the leg up and over the box".
But do you know impossible it is to step on air? It's basic mime, but it's impressive enough to have inspired thousands of less agile challengers to share their own attempts (warning: you may fall on your face). "I don't think it's hard to try but if you set it as a challenge you will probably want to train for a bit".