Description: Noise Reduction: Use high quality sound absorbing sponge reflecting surrounding noise so that your mic can be isolated in a quiet space to record your voice while singing or recording. Function: Effectively reduce interference of indoor and outdoor environmental noise during recording. Portable: Easy to carry and mount on all kinds of tripods and brackets very convenient. Wide Application: It is not only suitable for personal live recording at the same time for professional recording studio radio studio outdoor performance etc. Specification: Material: Foam Size Chart: Standard : 19x19x16.5cm/7.48x7.48x6.50inch Octagonal : 19x19x16.5cm/7.48x7.48x6.50inch Open: 20x18cm/7.87x7.09inch Mic Sponge: 19x19x16.5cm/7.48x7.48x6.50inch Assemble the height: 26cm/10.24inch Package Includes: 1 Mic Note: Please allow slightly errors due to manual measurement and different monitors.