1. Block harmful UV lights and solar rays
Polycarbonate lens also can block more than 99% of UV rays, protect children's eyes from harmful sunlight.
2. Thin thickness, lightweight, light burden to children's nose bridge
Polycarbonate 1.59 index lenses are a thin and lightweight material, that is very resistant to impacts.
3. Suitable for all kinds of frames, especially rimless and half-rimless frames