These blue light blocking glasses are the perfect fit for those screen-heavy days! Made of ABS material, and offered in several colors, these glasses can help reduce eye strain caused by harmful blue light emitted from digital screens. The light can make it difficult to focus on the screen, making your eyes strain to concentrate. The glasses help increase contrast on your screen. Blue light is everywhere, so with these blue light blocking glasses you can enjoy better sleeps, have fewer headaches, and reduced the risk of eye diseases! Customize each pair with an imprinted brand name, logo, message, etc.