Maintaining Cleanness of Mics: Functionally prevents saliva spraying, other harmful dust and moisture.
Alctrons P F 8 uses high quality noise reduction foammachining into cylinder microphone wind screen. P F 8 upgrade, the bottom is designed to be curved, suitable for more microphones and shock mounts.
Alctrons P F 8 helps your microphone isolating in a quiet environment, under this environmentmicrophone will record your voice exclusively.
The P F 8 is able to capture thecomplete spectrum of your voice and reduce much of the external environment,all the while giving you clear and concise vocals free of any coloration.
P F 8 wind screen not only reduce the reflection of recording sound but also reducethe external wind and noise to disturb recording.
Maintaining Cleanness of Mics: Functionally prevents saliva spraying, other harmful dust and moisture.100% Brand New &High Quality&100% Warranty&Fast Shipping.
Wind screen diameter: 170mm , Wind screen height: 180MM, Windscreen aperture: 130MM ,Microphone shell Diameter (can be installed ): 40Mm – 65 MM.
Specially designed ,compatible with most mic models on the market,up to 40MM – 65 MM.
Performance plus foam windscreens cancel wind interference, static shock and reduces spittle.
Item Specifics: 
Type: Acoustic Foam
Color: Black
Dia:170mm
High:180mm
Screen Hole:130mm
Suit Mic Dia :45-60mm
Feature:
1.Isolates your mics to eliminate unwanted external sounds.
2.Lightweight and unobtrusive.
3.isolate your microphone in a quiet recording environment,Minimizes room reflections at the mic.
4.capture your pure voice 
5.redusce excess balance and post production requirements.
Package Included:
1 x Acoustic Windscreen Foam
1 x Manual and warranty card
1 x foam cover