Came to say the same. Here’s the one I got for all my skinny wires. It’s good to have all the colors.

https://www.amazon.com/dp/B07G2SWB19/ref=cm_sw_r_cp_api_glt_fabc_EPNFMNCZNJ66YR04036B?_encoding=UTF8&psc=1

I got a roll of red and black 14ga wire for battery leads on Amazon as well.

https://www.amazon.com/dp/B07CN1MF7S/ref=cm_sw_r_cp_api_glt_fabc_PPGQK7QHDEE1F8G50B0T?_encoding=UTF8&psc=1