Acoustic Panels: The sound insulation cotton enhances the sound clarity and absorbs the sound field by absorbing the first reflected sound. Suitable for most kind of 3 inch to 10 inch studio speakers. Wedge size,Designed to to 21 lb without changing the shape.Perfect for reducing such as Studios, Recording Studios, Vocal Booths, Control Rooms, Offices, Home Studios, Home Entertainment Theaters, Gaming Rooms, and Home Offices.more enjoyable sound by effectively controlling unwanted reverb and .Designed with multiple configurations allowing you to move the monitor isolation pads into a versatile array of angles for the best sound quality.Improve the accuracy of your entire monitoring system by stabilizing and absorbing audio frequencies, do a good job at dampening noise and vibration.Principle of operation: Made of high-desity polyurethane, its thickness is enough to support your sound eliminate sound noise.Produce clearer sound by reducing vibration and low-end distortion. Can produce more accurate bass response, by eliminating sympathetic resonance in the room, improve the sound wave clarity of the studio display.Scope of application: It can accommodate a of different sizes of monitors, Eliminate a majority of unwanted levels of high frequency sound waves, stop the bass reverberating without dulling the soundSuitable for Amplifiers, Subwoofers, Loudspeakers, Shelf Speakers, Portable Speakers, etc.Colour:blackMaterial:PolyurethaneSize:30 x 10 x 4.5cmPackage Contents:2 * Speaker Sponge Pad-3cm.