Question:
Do they protect against uv rays?
Cassie Kearns on Jun 26 , 2019

Answer

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Our lenses are made of resin, which are lightweight and highly impact-resistant. Resin lenses also have a strong ability to block ultraviolet radiation to protect your eyes. To have UV rays against function you may consider to have coatings with tint/photochromic/ Mirror .
firmoo Reply Cassie Kearns on Jun 26 , 2019