Yrendenge 8 pieces of acoustic panels, self-adhesive soundproof acoustic panels, high-density acoustic panel soundproofing wall panels, 30x40x0.9cm sound absorber wall office wall decoration (mountains trees)

["High Density Material: These 8 packs of acoustic panels are made from high-density polyester fiber material, ensuring a noise reduction coefficient of 0.92 and a sound absorption coefficient of 0.8. The soundproof acoustic panels are not only wear-resistant and scratch-resistant, they are also odorless, non-irritating, fire-resistant, safe to breathe and touch, providing you with a comfortable and quiet space","Mountain Trees Decor: Self-adhesive acoustic panels include 8 pieces of sound-absorbing panels measuring 30 x 40 cm each, with a total size of 80 x 120 cm, large enough to meet your acoustic treatment needs. The sound absorber panels are designed with mountain tree patterns, hanging on the wall like a decorative painting, not only can decorate your room, door, and ceiling, but also reduce noise and improve the sound environment and room quality","Excellent Sound Absorption: 9.7 lb/ft³ high-density sound-absorbing wall panels effectively absorb reverberation, unwanted acoustic reflections, unwanted noises, and reduce sound waves. They are great for playrooms, rehearsal rooms, concert halls, home theaters, and more. In addition to using acoustic panels for sound damping and improving a room's acoustics, they can also be used to decorate your room","Easy to Install: Self-adhesive acoustic panels have self-adhesive labels on the back, simply peel off the self-adhesive labels, no special tools or materials required, can be easily stuck to any smooth and clean surface. The acoustic panels can be securely attached to the wall without falling off. You can also design different adhesive patterns for the acoustic panels to create your own acoustic wall panels","Acoustic Panels Usage: Noise reduction acoustic panels are ideal for soundproofing walls in recording studios or offices, can be firmly attached to the wall, absorb sound waves and enhance soundproofing effects, suitable for home theaters, playrooms, rehearsal rooms, concert halls, etc., creating a private, quieter environment; they can also be used to decorate the door, ceiling, room, etc., a good choice for wall decorations and soundproofing"]