Sefdrert 50 Pcs Sound Insulation Board Sound Insulation Studio Foam,for Wall Sound Insulation Board, Studio,2.5X 30X 30cm

[Widely Usage] sound dampening foam panels are great for recording studios, vocal booths, control rooms, also perfect theaters, professional theaters, concert and more. [Easy to Install]These studio sound absorbing panels can be used as acoustic cover for walls, ceilings and doors, just attach it with , nails, screws, tacks or glue. [Noise Absorbing] sound foam panels can dampen and diffuse mid to low frequency sound waves inside of a room, to minimize interference, increases increasing sound . [-friendly and ]Made of high quality environmentally polyurethane foam, these studio foam are and effective, no health risks, safe to use. How To The Normal Size Of The Acoustic Foam: 1. After opening the Vacuum package, place the Acoustic Foam in a ventilated place for 12-24 hours; 2. Or the foam in water for 1 , wring it dry, then air dry or use a blower dry