Protect your eyes from harmful blue light with Mosiso's 20-22 inch blue light blocking Anti-UV eye screen protection filter. This high-quality unit is designed with a matte/anti-glare finish to reduce glare and reflexion on your screen. It is compatible with a wide range of universal products and is easy to install. The gray color adds a sleek look to your device, while the compact size of 19.29 x 12.48 x 0.04 inches makes it easy to carry around. Get your hands on this reliable eye protector today and enjoy a comfortable and safe viewing experience.