The 27-inch Magnetic Monitor Privacy Screen by JEETINTX is designed to provide privacy, reduce blue light, and prevent glare while working or browsing on your computer. The sleek black filter is scratch-resistant and easy to attach with its magnetic feature. The filter is 370mm in height, 613mm in length, and 3mm in width, specifically made to fit a 27-inch screen size. With a 1-year manufacturer warranty, this anti-blue light filter is a practical and stylish addition to your workspace to enhance your viewing experience.