Material:The acoustic Cover is made of 12mm thick, 5.8kg high density acoustic cotton with 3 layers of powerful soundproofing design, creating a quiet favorable environment.,Wide Range of Use: Convenient recording studios are an effective method to reduce noise with lots of the recording booth space and are widely used in recording studios, offices and homes.,Sound Insulation:Noise can cause interference and stress to people's work and study, and common soundproofing methods are not enough to meet people's needs. And the absorbing shield can not only soundproof, but also help people to improve concentration, reduce fatigue, so as to improve the efficiency of work and study.,Easy Installation:Portable desktop soundproof cover, easy to carry and install, private set up anywhere you want to use il.,Hearing Protection:Being in a noisy environment for a long time can cause irreversible damage to one's hearing. Soundproof cover can effectively reduce the intensity of noise stimulation, reduce the pressure on the human ear, so as to play the role of hearing protection.