2 outer shield layers: 1 tinned copper braid for EMI isolation and 1 overlapping aluminum Mylar® foil for RFI isolationVideo cables: oxygen-free copper conductors, 75-ohm dual shielded cable, nitrogen-injection dielectrics24k gold-plated, corrosion-free connectorsColor-coded cablesHDMI certified cablePaintable 4mm flat design7'