Acoustic Wall Panels 4-Pack, 2" Thick 23.6x11.8in, Self-Adhesive Black

【Superior Sound Absorption】: Constructed with 100% white fiberglass liner; 2-inch thickness and an NRC value of up to 0.95 effectively absorb mid-to-high frequency noise; reduces echoes and reverberations for improved sound clarity and a quieter environment 【Effortless Installation】: Features a strong 3M self-adhesive backing; no tools or drilling required for quick and easy application; significantly reduces installation time and complexity; ideal for renters or those seeking a temporary solution 【Safe & Odor-Free Material】: Made from 100% white fiberglass liner; meets green E0 standards; free from irritating odors and harmful chemicals; ensures a safe and healthy environment for families and pets; suitable for prolonged use 【Versatile Application】: Suitable for a wide range of spaces including home theaters, recording studios, offices, meeting rooms, bedrooms, and classrooms; ideal for improving acoustics in various settings; enhance sound quality for music, voice, and more 【Convenient Pack Size】: Includes a 4-pack of acoustic panels; each panel measures 23.62 x 11.81 inches / 60 x 30 cm with a 2-inch / 5 cm adhesive width; provides sufficient coverage for small to medium-sized rooms; easy to customize layout to fit your needs