【Excellent Sound Absorption】: Soundproof wall panels adopt a unique pyramid 3D acoustic design, which not only increases the contact area with sound, but also absorbs lower frequencies to control and capture bass. There are two thicknesses of acoustic foam, 1 inch and 2 inches, you can choose freely according to your needs.,【High Quality Material】: Wall soundproofing panels are made of polyurethane foam material, which is odorless, elastic, durable, fireproof and efficient, it can ensure the safety of any use at home or studio. Density 35kg/cbm, it passes flame retardant requirements. It creates the ideal environment for music recording or quiet work.,【Quick Expansion】: Sound proof foam panels for walls have been in a compression sealed package for a long time. Place it in a well-ventilated place for about 24-48 hours. use a clothes steamer or hot hair dryer to quickly restore the panel. There may be a slight temporary odor when opening, this is normal and will disappear quickly.,【Easy to Install】: This studio wall foam has self-adhesive tape on the back, which can easily stick to smooth flat surfaces. Acoustic foam panels not only reduce outside noise, but also make great wall decorations. They are suitable for recording studios, vocal rooms, control rooms, bedrooms and home theaters.,【Quality and Service Guarantee】: Each of our QDVDQ sound dampening panels has undergone strict quality inspection before leaving the factory. If you find any quality problems with the acoustic foam boards, please feel free to contact us. We will reply within 24 hours and give you a satisfactory solution. Your suggestions are our support.