Features: The product use a unique rubber ring attaches in the POP filter of microphone,and there is no need for clamps to mount. It moves with the microphone no matter how you place it. The product is designed with two layers that effectively prevent the saliva from spraying on the microphone head,and maintain the cleanness of microphone,effectively reduce the plosive. Fit for :45mm-68mm diameter microphone Description: High quality acoustic filter. Prevent pops when recording vocals. Adjustable clamp fixes security to any mic stand. Goose neck for precise positioning. Specification: Color: Black Product size: 7×6.5×7.6cm Material: Metal Package Includes: 1 x Microphone Filter Mask Shield 2 x Ring Notes: 1.Due to the difference between different monitors,the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures. 2.Due to the manual measurement and different measurement methods, please allow 1-3cm deviation. Thanks!