Experienced bikers know that quality Retro Round Sunglasses are an essential part of their outfit. Bikers Retro Round Sunglasses w/ Side Shields are not just another pair of sunglasses. They enhance the biker’s image. The vintage retro design shows bikers’ unique and legendary style, timeless, always focused on the horizon. The steampunk unconformist style shows the best from the past and the future, connecting the spirit with the road.   Condition: 100% Brand New and High Quality, Frame Material: Alloy, Lens Material: Acrylic - makes them extremely scratch-resistant, Lens Optical Attribute: Photochromic, UV400, Gradient, Shape: Round with metallic mesh on the sides, Style: Retro steampunk, Anti-reflective with several metal oxide layers, both on the front and the back of the lens surface. Each layer has a blocking sunlight effect that reduces the glare. You will be able to ride without annoying reflections and halos around the light sources, The high-quality finish adds to the polished look.   While on the road, they are specially designed to help you in many aspects. From the first moment, you’ll see that they are convenient, light, comfortable with the precise fit on the face, and a high-quality finish. The alloy frame is strong and stable. You will like the metallic mesh on the sides that protects the eyes from the sunlight and adds up to the overall badass look.    High-quality lenses with Photochromic, UV400, and gradient attributes work together to protect your eyes from the harmful UV rays, direct sunlight, wind, dust, or bugs, making sure you enjoy the most comfortable ride.    Photochromic lenses provide comfortable all-day vision. As the daylight levels change, the glasses change as well from darker color during the day to lighter color at night. The gradient tint will shield your eyes from sunlight and will help eliminate road glare, making them a great choice for driving and other outdoor activities.  UV 400 provides nearly 100% protection from harmful ultraviolet light rays. Number 400 stands for blocking wavelengths up to 400 nanometers, including UVA and UVB rays.