The 3 in 1 Clip N Go circadian light harmonizing glasses are the world's first set of eyewear that combines daytime, evening, and nighttime blue light-blocking lenses into one convenient frame.  These glasses are designed to protect your eyes, sleep, and circadian rhythm from the harmful effects of blue light emitted from digital screens and artificial lighting throughout the entire day and night. With the convenient magnetic system of the Clip N Go, you can easily switch from daytime protection to evening and nighttime in a snap, and block the right amount of artificial light throughout the whole day and night. By using these glasses, you can reduce eye strain and fatigue, increase your energy levels, and improve your focus and productivity during the day.