24 Pack Curved Acoustic Foam Panels 3" X 12" X 12" Sound Proof, Side Adhesive Superior Soundproofing: Engineered with advanced acoustic foam panels featuring a unique curved groove design, these panels offer enhanced noise absorption capabilities. Improve the indoor acoustic environment, mainly by diffusing and absorbing sound waves to reduce noise and echo. This type of foam often features specific geometric shapes, such as curved or wavy forms, to increase surface area and enhance the efficiency of sound wave contact with the material. Upgraded Accessory: Includes 150 pcs of high-strength double-sided adhesive, absolutely free, to simplify and streamline your installation process. Designed to protect your walls while providing a secure bond that's easy to apply and remove without damaging your surfaces. Easy Shape Recovery: If the sound proof foam panels do not return to its original shape, simply soak it in water for a few minutes, then let it air dry. It will typically regain its form within 24 to 48 hours. Versatile Applications: Ideal for targeted sound treatment in studios, offices, and beyond. These panels are also perfect for recording studios, vocal booths, and control rooms, offering a versatile solution for any soundproofing need. Professional Safe: With strong fire resistance and good air permeability, the acoustic foam panels can stop burning to prevent hidden fire hazards.