12PCS 30*30*2 cmSound-Absorbing Cotton Soundproof Foam Panels Noise Dampening Sponge

1. Square sound-absorbing sponge with beautiful appearance and good acoustic properties. Due to its square shape, there is almost no diffusion and the effect is very good.

2. High-density sound absorption to reduce harmful noise -The panel helps to reduce reverberation, vibration, and undesirable sound reflections.

3. Easy to shape and cut to size, changes will not affect performance.

4. Flame retardant, self-extinguishing after 3 seconds on open flame, reducing safety risks. But it should be known that burning on an open flame for a long time will destroy the flame retardancy and make the sound insulation cotton burn.

5. Suitable for use on walls in recording studios, offices, small and medium-sized rooms, classrooms, theater rooms, etc.