Because they are rimless, they don't feel out of place. They have blue light cut for computers, etc. They have UV400 protection, so they are gentle on the eyes. When you go outside, the lens color becomes a soft, darker shade. They might be a little helpful during the hay fever season. I want to feel better. Walking, driving, strolling Camping, hiking, zoos Picking up and dropping off children, children's field trips, sports days Easy to use. They are not prescription, so you can use them casually. They change your look. Why not take them with you when you go out? Lens: Width 5.5cm Height 3.5cm Glasses width: Approximately 14.5cm - Color: Silver - Frame Material: Metal - Lens Type: Clear Lens - Style: Fashion / Date Glasses