Obtained ISO 9001, ISO 13485, FDA and other certificate certifications, in line with safety standards.
Q: Is it the original version? Is the quality guaranteed?
A: Credit management, only selling genuine products! Support 7 days appreciation period
Q: Are they polarized lenses?
A: Yes, it can prevent ultraviolet and blue light
Q: How to maintain it?
A: Just wipe it daily with a rag