Acoustic Foam, 54 in. W, PK4, Singer Safety, Mfr#: 15016841

Acoustic Foam, Width 2 ft 3 in, Length 4 ft 5 in, Thickness 1 in, Color Gray, Noise Reduction Coefficient (NRC) 0.6, Material Open Cell Polyurethane Foam, Temp. Range -40 Degrees to 250 Degrees F, Coverage 40 sq ft, Standards MVSS #302, Package Quantity 4