Sound Proof Foam Panels – 12 x 12 x 2 Inches 36 Pack Wedges Acoustic Foam Panels Sound Proofing Padding for Walls and Ceiling High Density Foam Studio Foam (Black)

【Unique Design of Wedge Surface】This Acoustic Foam Panels is designed as unique triangle, which can not only absorb unnecessary sound, but also play a role in decorating the wall surface. Performs good in absorbing and eliminating unwanted echoes, flutter echoes, standing waves, reverb. You can harness to create the optimal environment for music recording or peaceful work.
【Easy to Expand】High density (25kg/cbm)polyurethane foam material are adopted for our sound panels, so they have extremely high resilience. Most of cases they can expand to full size and shape immediately even they are compressed sealed in package for a long time, sometimes it may take longer, a few hours to 1-3 days.
【Flame Retardant Material】Our acoustic foam panels are designed with professional-grade open cell polyurethane foam, passed the environmental protection and flame retardancy test of SGS, for safe and comfortable use.