Fosmon DURA S Series TPU Protective Case Cover for Nokia Lumia 920 (Purple) DURA S Series TPU Case protects your Nokia Lumia 920 from scratches and scuffs Custom cutouts for direct access to all device features Gives your Nokia Lumia 920 a smooth comfortable surface texture Lightweight and slim fitting design adds minimal bulk Made of Thermoplastic Polyurethane (TPU) which is durable and flexible