You may interest questions:
- Is it ok to use sport sunglasses when I play ball?
- Should I buy a polarized sunglasses or non-polarized one?
- Can I wash my sunglasses with water?
- How to select a suitable pair of sunglasses for myself?
- Can scratches be removed from sunglasses?
- what molecules are the photochromic glasses lenses coated with?
- How to fix scratched plastic polarized sunglasses?
- Does wearing spolarized sunglasse cause degradation of eyesight?
- Does Sport Sunglasses Protect Your Eyes?
- Do those sunglasses for specific sports really make a difference?