Our Quad Lock® Cases feature a secure locking mechanism that is compatible with all original twist-and-lock mounts. They also include an impact-resistant cover and a protective lining. PROTECTIVE CASE / IMPACT-RESISTANT With a tough polycarbonate inner core and an impact-absorbing TPU outer shell, your iPhone is well protected day after day. ELEGANT DESIGN The slim profile and soft-touch material are perfect for everyday use. Quad Lock MAG™ Cases are thinner and flatter than the original cases and feature an adjustable MAG Ring. QUAD LOCK MAG™ Quad Lock MAG™ Cases are compatible with all Quad Lock MAG™ and Quad Lock® Original mounts. Quad Lock MAG™ makes securing your smartphone even faster. Place your phone in the correct position and the magnets do the rest. Quad Lock MAG™ is also compatible with MagSafe products. Quad Lock® Cases are compatible with wireless charging*. Quad Lock MAG™ is only available for certain iPhones. *Compatibility with third-party wireless chargers may vary depending on the device and charger model.