【Blue Light Cut, Gentle on the Eyes】 These PC glasses prevent blue light, which can cause vision deterioration, dry eyes, eye strain, and shallow sleep caused by melanin production. They cut blue light and radiation emitted from screens such as computers, smartphones, TVs, and PCs, protecting your precious eyes. ⭐️ This product is available for immediate purchase ⭐️ Although unused, it has been stored at home, so please purchase only if you understand this. The item has been opened for inspection and photography. There may be oversights during inspection, so please contact us before leaving a review if there are any issues. * There is a possibility that the item will be shipped without the box. -----------------------------------