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round cellulose sponge/filter foam mat
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featurestrong water-oil resistence / reusablefunctionFR,antibacterial,breathableUsesair, water,filter oil Industry StandardGB (Polyether and polyester) ap
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Sound-absorbing foam
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absorb a large number of incoming acoustic energy of the acoustic attenuation, reducing the interference and echo sound reflections ,improve the purity of the sound
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sound-absorbing material
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absorb a large number of incoming acoustic energy of the acoustic attenuation, reducing the interference and echo sound reflections ,improve the purity of the sound
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