Our acoustic wall panels are designed for corners between walls and ceilings. They can also be mounted on the wall horizontally. The acoustic wall panels were proved to improve sound quality and to get vocal and instrument recordings clearly in home recording studios. So you can mix your music to a higher standard.Our bass trap panals can make your room quieter and help you to concentrate. There's nothing worse than distractions in work and home when you are trying to focus. By removing unwanted and reverberation, the noise level of conversations, TVs and other noises can be reduced effectively,so you can maximise your productivity and get stuff done quickly.Our acoustic panels is very light and affordable.You may concerned that our quality is lower than other acoustic foam panels on the market.You may rest assured,our acoustic foam panel is made of flexible, professional acoustic foam which is designed for sound absorption in a wide variety of soundproofing situations. Also,The soundproofing foam is consistent in density and firmness, so the sound absorption will also be consistent.Our sound absorbing foam is not a high-density foam, so it is very light, you can easily put it to where they need to go by attaching it with staples, nails, screws, tacks or glue. No special tools or materials are needed for installation.Our acoustic foam tile is made up of environmental friendly polyurethane which will not cause any harm to our body.Also,there's flame retardant formula in sponge which can reduce sudden danger and ensure safety.type: BColour:BlackMaterial:polyester fiberSize: 30 x x 30 x 5cmPackage Contents:12 x Acoustic PanelsOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.