Vintage style CHOPPERS original sunglasses. UV400 UV protection; Polarized; Dimmable; Polarizing cuts glare and reflections on road and water surfaces. The dimmer changes the color of the lens when exposed to UV rays. The image with a dark right side lens is an image that only has UV rays applied to the right lens. The color difference is visible at a glance by comparing the left and right lenses. Not only for biking, but also for fishing and outdoor activities. Can be used for a wide range of occasions, from driving to sports. It is so light that you can wear it all day without hurting your ears. Suitable for a variety of occasions. Available in 2 different colors.