LAMA 21.5 Inch Blue Light Blocking Screen Protector, Universal Computer Monitor Screen Filter (WxH:18.74"*10.55"), Anti Blue Light, Anti Glare, Anti-UV, Eye Protection, Reduce Eye Strain(21.5" 16:9)

[Reduce Eye Fatigue]: This blue light blocking screen protector block harmful blue light from digital screens which can cause insomnia, eye strain, headaches, dry eyes and blurry vision.

[Anti-Glare & Anti-Blue Light Filter]: LAMA blue light filter can block blue rays between 380nm to 490nm for wide-range radiation protection, protect the skin, relieve the fatigue of eyes, and help you extend working hours.

[Compatible with 21.5" Computer Monitor]: This blue light screen protector size is (WxH: 476mm*268mm/18.74"x 10.55"), and it is suitable for 21.5 inches diagonally measured-aspect ratio 16:9, this versatile blue light protector for computers is engineered to be compatible with LG, HP, Samsung, Dell, Lenovo, Acer and so on.

[Easy Installation and Removable]: The anti blue screen protector can be easily taken on and off when not in use. Choose between premium adhesive strips or slide mount tabs. Both included applications are easily removable.

[Protects Your Computer Screen]: Extend computer longevity by protecting your screen from scratches and dirt. Acting as an outer layer on your computer, our computer screen protector keeps it free of dust. It comes with its own soft microfiber cleaning wipe.