Features 1、Removable /u0026 Reusable. With hanging design, easy to use. Free from the complicate installation. 2、Dark Screen for Others. The exact front side is high-transmittance, restoring the colors that the screen displays. And when looking from an angle (≥30°）,it may be dark or even invisible. 3、One Screen Filter Makes More Personal Space. No matter you are in office, public place, or taking exam, you are free from the peep from others, makes you work, study or play at ease. Besides, it makes exam more standard and just. Specification This Widescreen Monitor Hanging Screen Filter is high-transmittance at front side and the screen gets darker when looking from an angle (≥30°）. And it also blocks UV to protect your eyes and relieves eye fatigue to some extent. Feature: Removable & Reusable With hanging design, easy to use. Free from the complicate installation. Dark Screen for Others The exact front side is high-transmittance, restoring the colors that the screen displays. And when looking from an angle (≥30°）,it may be dark or even invisible. One Screen Filter Makes More Personal Space No matter you are in office, public place, or taking exam, you are free from the peep from others, makes you work, study or play at ease. Besides, it makes exam more standard and just. Eye conservation It blocks UV to protect your eyes and relieve eye fatigue. High Transmittance With this design, it restores the colors that the screen displays, as far as possible. Specification: Material: Acrylic Item size: 490*317mm/ 19.29* 12.48in Package size: 580*380*35mm/ 22.83* 14.96* 1.38in Package weight: 900g/ 31.75oz Packing list: 1 * Hanging Screen Filter 1 * Cleaning cloth Package List 1 * Hanging Screen Filter 1 * Cleaning cloth