Specification:
Material:Polyurethane Foam;
Size:(L)(W)(H): 30cm30cm/11.8" X11.8";
Thickness:2.5cm /1";
Color:Black;

Features:
Brand and fine.
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:
12 x Soundproofing 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
Product Attributes:

Weight (lbs.): 0.73 lb