Features:1. Our blue light blocking glasses can effectively block harmful blue light emitted by mobile phones, computers, and Led lamps, as well as filter UV rays, providing all-day protection for the eyes. 2. Our metal frame eyeglasses for women have both anti-blue light and discoloration functions. Its lenses will automatically change color according to the intensity of the sensed UV light. On outdoor sunny days, it can be changed into sunglasses in seconds and the color change is even.3. Our sunglasses for women look simple and stylish because it adopts a classic geometric frame, which can add temperament, modify the face shape, and help improve the appearance.4. Because our color-changing sunglasses are light in weight, only about 11g, it is not easy to press the nose, and it is not easy to wear for a long time without pressure.Specification:Frame Material: MetalLens function: color-changing lens, color-changing, anti-blue light.Frame Color: Black, Gold, Silver, Rose GoldProduct list:1 Blue Light Blocking GlassesNotes: Due to the lighting effects and shooting angles, there is a color difference in the product, please understand.Due to manual measurement, there is a tolerance in the product size.?Good Quality Material?Made of metal material, the frame of these photochromic sunglasses is skin-friendly and durable, not easy to rust, and corrosion-resistant. ?Lightweight and Comfortable?Our metal frame eyeglasses for women are featured with light weight. It weighs only about 11g, and it is not easy to press the nose, so it can be worn for a long time without pressure. ?Classic Geometric Frame?Our blue light blocking glasses adopt the classic geometric frame, which is simple and fashionable, which can add temperament, modify the face shape, and help improve the appearance. ?Self-Induced Discoloration?Our color-changing sunglasses lenses will automatically change color according to the intensity of the sensed UV rays. On outdoor sunny days, it can be changed into sunglasses in seconds and the color change is even. It has both anti-blue light and discoloration functions. ?Effective UV Filters?Not only can effectively block harmful blue light radiation from mobile phones, computers, and Led lamps, but also filter UV rays, our photochromic sunglasses can provide all-day protection for the eyes.