Over at CDL Veronica explains that ASMR videos are intended to produce the relaxing tingling sensation that some people get when exposed to certain triggers, typically gentle sounds.
ASMR, which stands for Autonomous Sensory Meridian Response, is a a popular genre on Youtube, and there's a large community producing such videos.
Veronica presents such a video, made by elo, for MTF crossdreamers and trans women.