Monolith by Monoprice Oxygen Free Copper Braided Headphone Cable 3.5mm and Dual 2.5mm TRS - 5 feet - Monoprice.com
My first self-made headphone cable is a poorly-braided tacky rainbow monstrosity with the left and right labels flipped, but it works. : r/DIYAudioCables
AXIOS headphone cable - Kimber Kable
Monolith Dual 2.5mm To 3.5mm Headphone Cable - 6 Feet - Black With Braided Auxiliary Audio Cord : Target
DIY How to Braid Headphone Wire/Audio Extension Cable + Introduction video - YouTube
Behringer BC11 Premium Headphone Cable with In-line Microphone | Sweetwater