Imagine someone gently brushing your hair, or whispering or crinkling cellophane in your ear. There are videos of it on Youtube.
It’s weird when you spell it out; but in practice, it can be very relaxing to watch/listen to:
https://www.youtube.com/watch?v=VKoul6TDYBc
(I personally like the ones where they unbox Japanese miniatures; but I’m weird like that ;-)
https://www.youtube.com/watch?v=LKv2AxgWyKg
And the RNC delegates chant “Lock Her Up!”
Love it.