Hari Mari, inventor of the smart flip-flop, tries on proper shoes
The innovative flip-flop brand wants to keep your feet comfy in colder weather, too.
Two years ago, I wrote about Hari Mari, a flip-flop startup that wanted to improve the humble summer sandal. The company came up with a patented design to make them more comfortable and also inserted an electronic chip inside some models that paired with an app, to better engage with customers.