Insten&reg; Privacy Screen Filter Compatible With Apple&reg; iPhone&reg; 4 This privacy filter compatible with Apple?iPhone?4 is thicker than the normal screen protectors. Please use your iPhone?4 with firm touches on the privacy filter. Prevent and protect your LCD screen from unwanted peepers, while keeping the LCD screen clean and unscratched. LCD screen will be completely black when viewed from left or right at a 35 degree angle. Maintain the privacy of your screen while in a crowded area, bus, train, airplane, etc. Privacy filter is manufactured to provide thick, durable, transparent surface without affecting the touch-screen features. Attaches smoothly with self-adhering surface. Leaves no residue when removed. Features: 99% UV Protection: Reduces eye strain caused by the LCD screen. Brightness will be reduced by 35 percent. Anti-Scratch Film: thickest and most durable. 65% Transparent: Reinforces the privacy features. Washable and Reusable: Privacy whenever you want. Silicone Adhesive Coating: No glue residue when removed. Ultra Smooth Surface: Enhance the experience and utilization of touch screen and stylus features. Package Includes: Reusable Privacy Screen Filter, Lint-free Cleaning Cloth, Squeegee Card. Accessory ONLY. Electronic not included. NOTE: Please apply the screen protector gently in order to avoid too much pressure onto the screen. Compatible With Apple? iPhone?4 16GB / 32GB.