Anyone here who tells you their expensive designer cables are wrong and ignore the science of sound. Don't by the snake oil.
The only problem with coat hangers is they're not very pliable. Go getGet ANY cheap OFC at the gauge that matches your run. I use 12 AWG for everything, and even that's overkill.
In the world of audio cables, more money doesn't mean better. In most cases, those actually measure worse.