Anti Vibration Noise Isolation - Flexible elastic cords on the mic shock mount absorb vibrations, dampen shock & impact, and isolate noise. A foam insert holds and protects the microphone while effectively reducing vibrations, floor noise, and ambient noise. 25mm to 28mm Compatibility - This Knox Gear microphone shock mount is a universal mic holder designed to fit most handheld microphones 25mm to 28mm in size. Rugged shock isolation and versatility of design make it perfect for both beginners and seasoned creators. Locking Angle Adjustment - Professional mic mount keeps your microphone in the ideal position for speaking, singing, and recording vocals. A padded clamp and locking knob on the microphone holder allows you to angle the mic from a desk mount mic stand or boom arm.