During lockdown, home-sewing boomed. Creators showing alterations used close-up shots of clips to demonstrate fit. The sound became intentional.
It is the sound of fabric.
Specifically, it is the sound of —the sharp, crisp, ASMR-like click of a spring clamp or wooden clothespin being opened, pressed against a garment, and released to "bite" into the fabric. hot boobs sucking clips