EASY TO INSTALL: The soundproof wall panels feature an adhesive backing that allows for easy installation without any additional tools. the sound insulation board is , strong and scratch-. Plus, they are odorless, non-, formaldehyde-free and safe for adults, children and pets to breathe and touch! Perfect for professional studios, recording studios, vlogs, game rooms, podcasts, schools, home theaters, offices and more. Design and High Cost-Effectiveness: The honeycomb shape combines broad applicability with a hexagonal design feel. By conducting data surveys on a large number of home decoration preferences in the market, we finally determined, designed and produced this shape of sound board. Efficient Noise Reduction: Our sound-absorbing panels have a Noise Reduction Coefficient () of 0.9, absorb at least 25 decibels of noise, can effectively and reverberation, and provide clear audio., Weight: 3.21433977996 Pounds, Manufacturer: Kueohse