High strand count copper core,18 AWG silicone stranded wire has 150 strands 0.08 mm tinned copper wire,the copper strands are tinned,protecting them from corrosion and making it easier to solder. Also available the right gauge wire from thin 30 AWG to heavy duty 8 AWG silicone wire.8 AWG and 10 AWG available red and black;12 AWG and 14 AWG available 7 colors(Red,Black,Blue,Yellow,Green,White and Gray);16 AWG to 30 AWG available 11 colors(Red,Black,Blue,Yellow,Green,White,Brown,Gray,Purple,Orange and Pink).
eBay