Made from the first layer of cowhide and high quality PC. The perfect combination of the two materials for 360-degree protection of the front and back of your phone and the internal scratch protection. And ultralight and ultra-thin, perfect fit for your phone. With window view, ideal for checking the time or battery status without opening the case. And you can answer the call without opening the phone box, very convenient in life. Auto Sleep/Wake Up, our leather case has a sleep sensor. When the window cover is closed, it is put into standby status and the window cover is opened to activate the operational status of the screen. Save energy and make your phone more durable. Precise cut-outs for speakers, camera, charging ports, audio ports and buttons. Easy snap on/off installation, guaranteed true feeling of your Phone and preserves its original hand feeling. Comfortable, lightweight, sleek design that protects without adding bulk. Provides a comfortable grip,added protection of corners against accidental drops.