Eiger Complete Protection - 3D GLASS The Case Friendly Eiger 3D GLASS features a slightly smaller cut for an optimal fit when used with a phone case. It offers the same high-quality materials and protection as the standard GLASS range but uses a special process, enabling it to be curved to match the device's screen it is protecting. 3D Sonic Sensor The Case Friendly Eiger 3D GLASS will work with the 3D Sonic Sensor. A special cut out with a PMMA hybrid glass film ensures you can still use the ultrasonic sensor whilst knowing that your device's screen is protected. Designed to Fit with your Phone Case Eiger 3D GLASS has been designed to use with all kinds of case to ensure there is no lifting. Featuring a slightly smaller cut, it offers an optimal fit when used in combination with your phone case. Fully Rounded Edges 3D GLASS is even more rounded than the standard G.