There’s never a shortage of unusual gadgets at CES. But while items like virtual reality headsets and 4K/Ultra High Definition television sets capture the spotlight, there are just as many oddball items as well.

These gadgets may never be a big sales success – and may not even reach store shelves – but they’re often the talk of show attendees, if only because they’re so bizarrely curious.

In years past, items like the SmartFork and iPotty turned heads. Here’s this year’s crop of CES strangeness.