Thanks to my knowledge gained in practice as a dental hygienist, I was aware of the harmful effects of blue light on our eyes. While I was sceptical about this product, IVNUOYI colourful computer eyeglasses has made a noticeable difference in my eye health, especially while I work from home for long hours. The stylish frames are a plus, making me feel good while doing good for my health. However, I must say the glasses are not scratch-resistant, causing me to be extra cautious in handling them.See full review