The thinnest Privacy Filter from 3M helps keep confidential information private while maintaining the display's touch functionality. Designed with advanced microreplication technology, 3M™ Privacy Filters create an excellent viewing experience on your high resolution display. Incredibly slim 3M™ Privacy Filters offer amazing screen clarity and advanced visual privacy protection. Easy-on attachment allows the privacy filter to be quickly and easily applied and reapplied numerous times. Custom fit to your Microsoft® Surface™ Pro 3 / Pro 4. Privacy in landscape; change device orientation to share. Whether you're working in an open office floorplan, on a plane, on a train, or at a coffee shop, viewers from either side of your laptop will see a darkened screen, helping keep your information secure and out of sight.Your display is often vulnerable to visual hacking. But it's also exposed to elements such as debris, dirt, and scratches. 3M™ Privacy Filters help protect your laptop's display from these elements as well as help minimize screen glare, fingerprints, and reflections for an enhanced viewing experience.