1" X 12" X 12" (12 Pack) Black Foneso Acoustic Panels Are High Density Product Features ?Rapid Expansion?What makes our acoustic foam panels unique is that they puff up to full shape and size rapidly. Usually it takes about 24 hours to expand,NO NEED to wait 2-3 days and greatly save your time! You won?t worry for the package of vacuum sealed any more. ?High Density - Professional Sound Absorbing?Made with flexible, professional-grade acoustic foam, our panels are dense and consistent in firmness, ensuring reliable acoustic absorption performance. They're perfect for removing echoes and background sounds in video, audio recording, interview, meeting, podcast, live, music, and gaming rooms. ?Improve Sound Quality Clarity?Our high dense acoustic foam panels can effectively delete standing waves and flutter. Sound listens less harsh and much clearer after these panels installed on wall or ceiling. Perfectly good for video, audio recording, interview, meeting, podcast, live, music, and gaming room. ?Easy to Install?Acoustic foam panels are lightweight and can be installed to a variety of different surfaces. Easy to shape and cut to size, altering won't affect acoustic foam's performance. No special tools are needed for installation. Please note: Double tape/strips or glue are not included in package, and must be purchased separately. ?Specifications and Service Guarantee? - Every package comes with 12 pack set acoustic foam panels which covers 12 sq ft in total. The dimension is 12 x 12 inches of 1 inch (from bottom to its peak) for each tile. If you have any questions about our Acoustic Foam Panels, feel free to contact us, we will reply you within 24 hours and give you a satisfactory solution. Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!