Last year, we took a look at an early version of Hykso's Punch Trackers. Just in case you missed our initial coverage, Hykso's wearable devices are meant to be worn under the wraps or wrist tape of boxers, martial artists, or anyone else that trains in combat sports ? whether professionally or for fitness ? and are designed to track a variety of punch types. On some levels, you can think of Hykso's Punch Trackers like a "FitBit for combat sports," but the data provided by the devices and their associated mobile app is laser-focused and specialized.

The early version of the trackers we looked at was never meant for public consumption. However, the company was readying a sleeker, more durable, and easier to use version at the time, and interest was so high that the first run of product actually sold-out during the pre-order phase...