12 Pack Studio Acoustic Foams Sponge Panels Tiles Absorption Sound Insulation Foam Rhombus Flame-retardant High Density 30 * 30cm/ 12 * 12in

Features: 12 pack, each size of acoustic foam is 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, high density and flame-retardant. Beautiful sound brings you more pleasant with it. Discounted at only: US$ 35.31