24 Pack Sound Proof Foam Panels For Wall,Self Adhesive Acoustic Panels,12" X 12" Product Details [Acoustic Treatment Leader] SD SODOCT self-adhesive acoustic panels offer a new solution for indoor acoustics.The solution combines acoustic foam with adhesive, thereby improving the installation efficiency and duration of product use. [Easy to Install] SD SODOCT sound proof foam panels come with a built-in adhesive layer, eliminating the need for additional tapes. They can be directly installed on various kinds of wall surfaces.The panels are firmly fixed after installation and are easy to remove without causing significant damage to the walls. [Highly Effective Sound Absorption] The NRC (Noise Reduction Coefficient) for mid to high frequencies reaches up to 0.86. These sound proof panels effectively absorb sound waves from the environment, reducing reflected sound and echoes, improving the acoustic quality of the room while also reducing noise. [Reliable Materials] The soundproof wall panels are made of high-density polyurethane foam with a density of 25kg/m, which can quickly expand to the maximum thickness in a short time. This material has no pungent odor and is not harmful to the human body. [Wide Range of Applications] The sound proof foam panels for wall suitable for recording studios, personal studios, offices, home rooms, live streaming rooms, private theaters, or any environment requiring sound quality and noise absorption. It also suitable for DIY sound-absorption box. Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.