Fully control your blue light exposure, optimize your sleep/wake cycle, and protect your eyes from the harmful effects of blue light, day or night.
At night, the Night Swannies lenses block 99% of blue light for superior protection during the most crucial 2-3 hour time before bed. During the day, Day Swannies lenses block 98% of blue light at 400 nanometers, graduating to 45% at 450nm, and 21-45% of blue light between 450-500nm. This allows good blue light that is beneficial to your health during daylight hours to get through, while still protecting your eyes from over-exposure to harmful blue light.
This blue light blocking bundle includes: