PROTECT SENSITIVE VISUAL DATA: Privacy screen blacks-out a 13.5" Surface Book / Surface Laptop using microlouver technology that darkens the view from the sides (+/- 30 degrees from center); Privacy filter with touchscreen support FOR SURFACE LAPTOP / BOOK: Designed to fit past and current models of the Microsoft 13.5-inch Surface Book / Surface Laptop display; Exact fit privacy shield won't interfere with top-mounted webcams, sensors around the monitor or when closing the lid TOUCH SUPPORT: Ultrathin yet robust privacy filter lets you use your device without compromising its touch and pen sensitivity; Special surface finish prevents bubble formation during installation, resulting in smooth and even application of the filter REDUCE EYE STRAIN: This laptop privacy screen blocks up to 51% of blue light, which helps to reduce digital eye strain and improves visual comfort during prolonged use; Light transmittance is close to 60% for better screen readability ANTI-GLARE: Privacy filter features a matte finish and provides additional screen protection with a scratch and fingerprint-resistant coating; Install the screen protector using transparent adhesive strips; Included carrying sleeve for storage