"IntelliSkin is a protective sleeve featuring GDS Technology for the Apple iPad Pro 12.9"" 3rd Gen with military-grade drop protection. An integrated attachment slot on the right allows you to secure your Apple Pencil. The IntelliSkin sleeve's integrated GDS connector is molded directly into the skin, preventing damage to your device's charging port from repetitious docking. Eighteen molded ruggedized docking contacts on the exterior of the skin are also designed for repetitive docking in field applications. This version of IntelliSkin is compatible with a variety of USB Type-C GDS Docks and accessories that allow for charging and data syncing."