Silicone Cover Stranded-Core Wire - 2m 26AWG Red : ID 1877 : $0.95 : Adafruit Industries, Unique & fun DIY electronics and kits
BNTECHGO 26 Gauge Silicone Wire Spool Red and Black Each 25ft 2 Separate Wires Flexible 26 AWG Stranded Tinned Copper Wire: Amazon.com: Tools & Home Improvement