CONDUCTOR: OFC( Oxygen Free Copper) , Tinned OFC INSULATION: Chemical Resistant, Moisture Resistant, Soft PVC COLOR: Transparent Clear, Red, Blue, Black... 0 AWG OD15.5mm 50mm2 OD15.0mm 2 AWG OD12.2mm 35mm2 OD12.0mm 4 AWG OD10.0mm 20mm2 OD9.9mm 6 AWG OD 8.0mm 16mm2 OD8.0mm 8 AWG OD 6.5mm 10mm2 OD6.7mm 10 AWG OD 5.5mm 6mm2 OD6.0mm