When you need the conductivity and shielding performance of Silver with the strength of Nylon, ArgenMesh is the material to choose. At nearly 50 dB from 100 MHz to over 3 GHz, this highly conductive fabric has a surface conductivity of <1 Ohm per square making this material great for high level grounding, static discharge, electric field shielding, and radiofrequency shielding. Safe for skin contact, it can be used in garments, or bedding. Also an excellent curtain or wall covering. 55% Silver, 45% Nylon. Silver color, some light penetration. 64 inch wide.