Skque&reg; Apple&reg; Iphone&reg; 4g Anti Glare Screen protector for Apple&reg; Iphone&reg; 4 / 4G Series (3 pack) Protect your cellphone's screen against dust and scratches. Offers tough,urable,ransparent surface while keeping the LCD screen clean and unscratched.Installation steps can be found on the two tabs on the front and back protector layer. Attaches smoothly with self-adhering surface Leaves no residue when removed. 99% UV Protection: Reduces eye strain caused by the screen Anti-Scratch Film: thickest and most durable Silicone Adhesive Coating: No glue residue when removed Ultra Smooth surface Enhance the experience and utilization of touch screen and stylus features