Specification
Material: polyurethane foam
Size:(l)*(w)*(h): 30cm*30cm/11.8"" x11.8""
Thickness: 2.5cm /1""
Color：AS the picture shows

Features
The sponge is non-toxic, tasteless and safety
The sponge is the best tool use for sound insulation, sound-absorbing.
It can be used in sound recording studio, control room, home theater, ktv, and many other places.
Sound-absorbing sponge is base on sponge for further processing, noise can be absorbed beacause it is reflected in the sponge which do not spread outside.

Package included: 1x foams

Notice:
Please allow 1-3cm error due to manual measurement and make sure you do not mind before ordering.
Please understand that colors may exist chromatic aberration as the different placement of pictures.