: This is the most direct source. While you will pay a premium, you are guaranteed an authentic product that meets all technical standards.
: Choose a reinforced nylon cable from a brand like Belkin or Nomad . where to buy lightning cable
: The most popular choice due to sheer volume. When shopping here, look for the "MFi Certified" (Made for iPhone/iPad) badge. This ensures the cable has a licensed chip from Apple that prevents "accessory not supported" errors. : This is the most direct source
Sometimes a cable dies while you are traveling or out on the town. In these cases, you might look toward: materials (like braided nylon)
If you aren't in a rush, shopping online offers the widest variety of lengths, materials (like braided nylon), and price points.