The NSSR from KITAGAWA INDUSTRIES America, Inc. is a Microwave Absorber with Frequency 4.3 to 18 GHz, Thickness 0.02, 0.04, 0.06, 0.08 Inch/0.5, 1, 1.5, 2 mm, Thickness 0.02, 0.04, 0.06, 0.08 Inch, Thickness (mm) 0.5, 1, 1.5, 2 mm, Resistance >1.0 x 10R. More details for NSSR can be seen below.