They are a great little device that turn an airplane lap belt into a four point restraint. (multiplesandmore.com)
They're handy little devices if you want a better look at how active you are throughout the day, and there are plenty to choose from. (androidauthority.com)
It's a neat little device that clips onto my back wheel and allows me to ride indoors — at least until nicer weather appears. (beyondthepeel.net)