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CON-STRAIN™
ANTI-RADIATION BLUE LIGHT LENS
PRO TIP: Wearing blue light glasses may help you sleep better.
WHAT IS BLUE LIGHT?
Blue light is a high-frequency light wave between 380 - 485 nm. It is emitted from the digital screens of your smartphones and computers. You are exposed to high amount of blue light when you're holding a smartphone very close distance to your eyes.
HOW IT WORKS?
MetroSunnies Con-Strain™ protect your eyes from the blue light emitted from digital screens. Long hours of screen exposure can be harmful to your eyes as it may cause digital eye strain and disrupt your sleep quality.
CERTIFIED AND APPROVED
MetroSunnies Con-Strain™ meet international quality standards EN ISO 12312-1:2013+A1:201 and ANSI Z80.3-2018 passing Solar UV-A, UV-B and Blue Light Transmission Tests - Intertek Certified.
