It's not exactly cheap at $41.99 USD, but it gets the job done and it should hopefully last a little longer than most cheaper USB-C cables. We'll be using this cable for many of our reviews moving forward.
https://www.notebookcheck.net/Versatile-Accell-Thunderbolt-3-cable-is-Intel-certified-comes-with-2-year-limited-warranty.484052.0.html