12 Pack Studio Acoustic Foams Sponge Panels Tiles Absorption Sound

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Features: 12 pack egg acoustic foam, each size about 30 * 30cm / 12 * 12in. Perfect for reduce annoy waves, reverb and flutter echoes in small space. Ideal for recording studios, vocal booths, home theaters, etc. Environment-friendly and no dust sponge material, high density and flame-retardant. Let you more enjoyable with the nice sound.