Self-Adhesive Acoustic Panels, Hexagon Sound Dampening Panels, 14 X 12, 12 Pack. Product Features UNIQUE HEXAGONAL DESIGN: These 14 x 12 x 0.4 inches hexagonal acoustic panels are different from the conventional square foam sound insulation boards. Hexagonal designs can be piecing together freely, not only for sound absorption, but also for best decoration for your room, doors and ceilings. Choose different colors to create your art wall now? SELF-ADHESIVE, EASY INSTALLATION: There is a self-adhesive tab covering the entire back of our sound proof panels for walls that can easily stick to any smooth surface. No special tools or materials are needed for installation. And you can easily cut the sound panels with a sharp knife to make different designs with the individual panels, and give full play to your creativity. EXCELLENT SOUND ABSORPTION: 9.7 lb/ft density sound proof wall panels can effectively absorb reverb, flutter echoes, undesirable acoustic reflections, unwanted noises and reduce waves. They are perfect for game rooms, rehearsal rooms, concert halls, home theaters, etc. In addition to using acoustic panels to dilute the sound, you can also use it to enhance the acoustics in a room, like in a recording studio. HIGH-QUALITY ECO-FRIENDLY: Our acoustic proof padding are made of high-density polyester fiber material, ensuring a grade of noise reduction coefficient: 0.92 and absorption coefficient: 0.8! Besides abrasion resistance, and scratch resistance, they are odorless, non-toxic, formaldehyde-free, and flame retardant which is both safe to breathe in and touch. 100% SATISFACTION: Our acoustic panels set is of high quality and is the absolutely best choice. If you you have any problems, please feel free to contact us. And If you are not 100% satisfaction for our acoustic panels, we promise a 100% refund or replacement. And your satisfaction is our priority! NOTE: If you want to remove the Sound Proof Wall Panels without harming the wall, heat the panel adhesive with a hair dryer to soften it, then remove the panel as gently as possible. However, if the paint is aged or damaged, it may remove the paint. 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!