30 Gauge silicone wire - super flexible 11 strands of 0.08 mm Tinned copper wire - Highly efficient - Super low impedance for a highly efficient connection Material: Silicone rubber;High-purity oxygen-free Tinned Copper wire. Wire Length:66ft each color/spool Voltage Rating: 60 Volts ,Rated temperature: -60 C - + 200 C;Bear Current:0.55A Due to the Silicone insulation and fine stranded core, The wire is very flexible easy to strip and solders. Well suited for applications where the wire will be flexed, like test cables. Could be terminated with pins and heat shrink sleeves for breadboard jumper wires. COLORS AVAILABLE: Red, Yellow, White, Green, Blue, Black.66 feet per color