Photochromic bifocal reading glasses for women 1.50 : darkens the lens to grey based on sunlight and ultraviolet light. Outdoors are bifocal sunglasses, and indoors are blue light blocking reading glasses; the bifocals are for both near and far reading, so perfect for driving, meeting, traveling, watching TV, shopping, walking, cycling and so on.
Eye protection: HD photochromic bifocal sunglasses 1.5 with UV400 protection effectively cut blue ray from digital screens (computer, phone, pad, TV, LED, etc.) and block glare and UVA/UVB radiation from sunlight. Relieving your eyestrain & headache from long-term screen reading, working, watching video, gaming, or playing mobile to have a better sleep at night!
Comfortable fit: with flexible metal spring hinge fits well for most faces, durable and not easy to damage. Lightweight and large square frame give you a broad vision without turning neck for a all-day comfort. Transition photochromic bifocal readers allow you to stop changing between clear bifocal and sunglasses, make indoor and outdoor reading more comfy!

MARE AZZURO Photochromic Bifocal Reading Glasses Women Blue Light Blocking Readers Sunglasses