3x Nokia Lumia 521 (T-Mobile) Premium Clear LCD Screen Protector Guard Shield Cover Film Kit. (GUARMOR Brand) Pre-cut screen protector for Nokia Lumia 521 (T-Mobile), no cutting is required Anti-Scratch, shield and prevents damage from repetitive writing, tapping, or unwanted scratches Anti-UV, filter out 99% of UV light from your screen or reflecting to your eyes Smooth surface. Does not interfere with a touch display, excellent touch screen recognition. Self-adhering, Leaves no sticky residue after removed! Satisfaction is guaranteed!