Incredible Charging Speed: Wide-diameter wires and reduced cord resistance maximize charging speed.Added Protection: An additional layer of protection has been added to the Lightning and USB ends to improve durability and reduce fraying.Secure Fit: Sturdy unibody connectors resist damage while ensuring a secure fit with every insertion. Strength In Numbers: Extreme reinforcement ensures internal wiring is protected to keep phones charging—able to support over 175lb (80kg Ultimate Durability: Lasts 12x longer than other iPhone charger cables and proven to withstand over 12,000 bends in strict laboratory tests.