The design's pretty killer.

Miami Underwater festival
UM Rosenstiel School of Marine and Atmospheric Science first place University of Miami Student, Great Hammerhead by Laura Rock.
| Credit: Laura Rock

Heading to the beach? Don't forget your personal shark cage.

Over the weekend, video surfaced of a pair of beachgoers using a "Lockjaw PSC 1."

The PVC-and-steel constructions were allegedly made as part of a spoof, but with the recent uptick in shark attacks along the North Carolina coast, we say you can't be too careful about ocean safety.

Watch the inventors bravely walk into the water below:

Caroline Hallemann is the associate digital editor at Travel + Leisure. Follow her on Twitter at @challemann.