You just bought a nice pair of sunglasses, high quality and looking real good on yourself. It was not cheap but your eyes are worth it. Your significant other says it looks great and you get a lot of compliments. But even more important, you get serious eye protection with several features including UV protection, anti-reflective coating, mirror coating, scratch resistant coating, blue light filtration coating. Each coating gives you added protection. Technology has come a long way. Coatings cost money but they are worth it for sure.