Popping sounds can be heightened if you have your mouth too close to the microphone when recording. The plosive sounds interact with the microphone’s first diaphragm, The gap in between then disperses any remaining air pressure, so by the time, it passes the second screen. the blast is easily contained. A mic pop shield or filter acts as a barrier between these sounds and the microphone, with the aim of eliminating them altogether in the final product.
