[Excellent sound insulation]: Made of high-density material, 300 pounds per cubic yard, better sound insulation than sound insulation foam it is both safe to breathe in and Press, making it great for any location in the home or studio, it's safe for adults, kids, and pets [Fashion]: The stylish panel design doubles as the decorative wall art of your favorite space, allowing you to leave countless beautiful memories in a comfortable environment.[Improved]: These noise-insulation panels are multi-purpose, it can make offices quieter and make audio recordings cleaner. And can be used for professional studios, rehearsal rooms, concert , podcasting, churches, home theaters, vocal booths, home studios, offices, man caves and more.[Easy installation] Both general spray adhesive and double-sided tape can be used. Just stick spray adhesive or double-sided tape (not included) on the back of each panel and stick it in the desired position.[Wide application]: Very suitable for on-site therapy sound on the wall of studio or office-used in recording studio, control room, office home studio, home entertainment theater, home office. Easy to shape and cut, modification will not affect performance. Or use it on the ceiling, behind the TV or under the carpetcolour:GreyMaterial:Polyurethanesize:30 x 30 x 0.9cmPackage Contents:12 x Soundproofing FoamOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.