You can preorder Anker's Powerline II USB-C Lightning cable now directly from Anker's website for $15.99. That gets you a 3-foot white cable that will begin shipping by the end of February for $3 ...

The Anker PowerLine II is on the top and the Apple OEM USB-C to Lightning is on the bottom. First, which may not be obvious due to the closeup, is the much thicker insulation on the main cable ...