Classic Day Swannies
THESE ARE THE BLUE LIGHT BLOCKING GLASSES CHOSEN BY LEADING HEALTH AND WELLNESS EXPERTS FOR DAYTIME DIGITAL EYE STRAIN PROTECTION.
- Block the most harmful wavelengths of the blue light spectrum found between 400-450nm.
- Protects against symptoms of digital eye strain and computer vision syndrome.
- Allows a natural level of blue light exposure needed for optimal productivity during the day.
- Work longer without tiredness or eye fatigue.
+ BPA-free acetate frames
+ Flexible Spring Hinges
+ Prescription grade CR-39 lens
+ Lenses appear virtually-clear when worn
+ Free shipping on orders over $75+ and free returns in USA
+ 30-Day No-Risk Guarantee
Swanwick has spent over six years testing and developing its lenses to give the best results for sleep optimization and wearing experience.