Amzer Privacy Screen Protector Shield for BlackBerry Storm 9530, 9500 Maintain the privacy of your screen when you are in a crowded area, such as bus, train, airplane, etc Privacy filter is manufactured to provide thick, durable, transparent surface without affecting the touch-screen features. LCD screen will be completely black when viewed from left or right at the 35 degree angle. Attaches smoothly with self-adhering surface; leaves no residue when removed Custom designed to fit your BlackBerry Storm 9530/ 9500 screen perfectly