pyramid shape sound damping foam used PU foam to cut, as itself high density ，it is very easy to cut into pyramid shape ，when the sound through the sound damping foam ,some of sound will be absorbing by damping foam panel .
absorbing the sound echo,and then provides a good sound quality .
The pyramid shape sound damping foam information :
Thickness :25-150mm thickness
Frequency :low frequency ,mid frequenry
color :black ,white ,blue ,red ,blue ,yellow etc
application place :studio room ,home theater room ,soundporoof box .soundproof home