This sound comes from the everyday world of fast-food unboxings and ASMR-style food content, where the rustle of a paper bag is instantly recognisable even without any picture. Short clips like this circulate on soundboards because they are easy to drop into edits and instantly signal a snack, a takeaway run or a guilty pleasure. At just over a second and a half long, it works as a quick punctuation mark rather than a long effect, which is why creators keep reusing it for breakfast videos, reaction edits and satisfying crunch compilations.