24 Pack Acoustic Foam Arc Shaped Sound Proof Foam Panels Studio Foam Wedges, 1" X 12" X 12" Soundproof Foam High Density Fireproof Sound Proofing Padding for Acoustic Treament and Wall Decoration Description Features: REDUCE NOISE&REVERB: No need to worry about sound waves, reverb and flutter echoes thanks to its elaborately designed arc-shaped appearance. The ZHERMAO acoustic foam panels are made from high density odorless, flame retardant and sound absorbing porous polyurethane to ensure it is sound proof, lightweight and safe to breath in. Arc shaped style is comparable to all kinds of sound foam which is a must-have!EASY TO INSTALL: Our soundproof foam can be used as acoustic treament for walls, ceilings and doors! The lightweight and bendable studio foam can be attached to a variety of surfaces and thus you won’t have to wrestle with where they need to go. Simply attach it with heavy duty 3M adhesive taps, spray adhesive, and nails (not included). Please ensure the surface is clean, dry and free from dust before starting.RESTORE THE ORIGINAL SIZE: The sound proofing padding for wall comes compressed in a vacuum package, however, it will expand to the normal size quickly. You can easily restore the sound absorbing foam either by placing them in a well ventilated place for about 24-48 hours or wringing the wet out and drying it up by a hair dryer or air sun dry after soaking the foam in water for a few minutes.WIDE APPLICATION: Place anywhere you want since it's easy to be cut and reshaped. The cost-effective sound panels can be applied for not only permanent use but also temporary use when you want to make a great listening and recording environment. Great for using in home recording studios, rehearsal rooms, professional movie theaters, studio recording vocals and home theaters and so on. Product Details: Item Weight: 1.81 poundsPackage Dimensions: 13.27 x 12.91 x 2.2 inches Handling We will ship all orders within 3 business day of payment. Delivery We Do Not Ship Outside of the Continental US. Return Policy All items qualify for returns within 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged. Feedback We take our reputation seriously, we buy and sell online, so we understand the value of trust. If you are unsatisfied with your order, please contact us and we will work with you to resolve it to your satisfaction.