Upscreen Spy Shield Clear Premium Privacy Screen Protector with glossy surface protects your privacy from sideways glances and your display against scratches (self-adhesive, not flexible removable). Privacy Protection This privacy protection product prevents unwanted glances from an angle of 30 degrees in the direction shown in the picture, thus protecting your personal data from strangers. Scratch Protection The anti-scratch coating of your upscreen Spy Shield Clear Privacy Screen Protector protects your display against scratches and damages. Easy, bubble-free installation The advanced silicon adhesive ensures an easy, bubble-free installation and a perfect adhesion. It is easily removable with no sticky residue or marks left on screen. Touch-screen optimized The multitouch optimized surface preserves the original touch experience of your device. The smooth surface of the protector ensures a pleasant touch feeling. Blue light blocking Our privacy screen protector additionally reduce approx. 35-60% of blue light emissions. This can protect your eyes and improve your sleep. Easy Cleaning The oleophobic coating resists oil and smudges, reduces fingerprints and ensures easy cleaning. Precision Cut Your glossy upscreen Spy Shield Clear Privacy Screen Protector is manufactured in Germany with the most advanced laser technology following the highest quality standards. Compatible with Lenovo ThinkPad L490.