Feature:1. Main Application: The sound proof foam panels can absorb sound at any frequency, ideal for recording or listening environments.2. Widely Used: The sound proof foam panels can be used in many situations, like studios, offices, rehearsal spaces, home theaters, and game rooms to improve the sound effect.3. Absorption Ability: The sound proof foam panels eliminate echoes and background sounds not by blocking sound, but by absorbing it. which effectively lessens the noise pollution.4. Polyurethane: The soundproof panels are made of polyurethane, which is corrosion resistance, and non toxic. You can use the panels for a long time and do not need to worry about the side effects.5. Enough Quantity: There are 10 panels in a package, so you can make a full cover of your places or make a preparation for timely replacement.Specification:Item Type: Sound Proof Foam PanelsMaterial: PolyurethaneSuitable for: Studio, Drum House, Office, Factory Basic Parameter:Size: Approx. 30 x 30 x 5cm/11.8 x 11.8 x 2in.Package List:10 x Sound Proof Foam Panel