The Hanging Style Computer Privacy Screen Protector with Optical Grade Flat View and High Transmittance is designed to bring you peace of mind and comfort in both the workplace and at home. This expertly crafted protector is perfectly suited for all 20", 20.2", 21.5", 21.6", and 22" widescreen monitors with a 16:9 aspect ratio. Rest assured that it is compatible with top brands such as HP, Dell, Samsung, LG, and ViewSonic. With specific dimensions of 19.3" (Width) and 12.5" (Height), this protector ensures universal size compatibility that guarantees a perfect fit for your monitor. The hanging style design eliminates any necessity for adhesives and allows for effortless installation or removal without leaving any residue on your device. Our advanced screen protector filter doesn't simply protect your privacy, but also safeguards your eyes. Integrated blue light blocking technology effectively filters harmful light, reducing eye fatigue and enabling prolonged, comfortable screen viewing time. Extra protection against dust, fingerprints, and scratches ensures that your monitor stays pristine from the first day of use. The true strength of our privacy screen protector lies in its capacity to secure sensitive information. After extensive testing, our screen has been proven to display content only when viewed directly (within a +-30° angle). This ensures that your confidential information remains concealed from prying eyes. We offer a lifetime replacement guarantee for truly worry-free shopping because we value customer satisfaction above all else. Trust in our lifetime warranty and enjoy the tranquility that comes with dependable and effective protection.