There are light bars on the clothes, like a level indicator. When one of the garments connects to another, the bars glow white.
Each OtherWhen the wearers face toward each other the garments then determine the strength of the connection between the people. The level bars change from white to a blue/red mix.
When you see you have something in common with the other person you can decide to spend time with them and figure out why your connection is so strong.
As you spend this quality time together, your connection with the person gets stronger and stronger and the blue/red levels on the clothes increase.
When you’ve reached a critical mass of time together the clothes sense that you have bonded. The level bars glow together to form a word. “Bond”