Sennheiser MZP 40 Pop Filter with GooseneckThe Sennheiser MZP 40 Pop Filter with Gooseneck features a 5. 1" nylon filter to reduce noise from aspirated plosives like "p" and "b" sounds and prevent corrosive moisture from damaging your microphone's delicate diaphragm. The flexible gooseneck makes it easy to position the filter exactly where you need it, while the locking nut provides a secure mount onto any compatible mic stand.