TINHAO Clip-on Sunglasses with Photochromic Polarized Lenses, UV400 Protection, Flip-Up Design, for Driving and Outdoor Use, Lightweight (Blue,

Innovative Photochromic and Polarized Technology: The photochromic technology automatically changes color depending on the amount of UV rays. Clear indoors and dark outdoors, maintaining ideal vision all day long. Polarized lenses also effectively block reflected light from water and road surfaces. UV400 filters out 99% of harmful UV rays, providing complete eye protection. No need to change sunglasses—just wear these for comfortable wear. Automatic Photochromic System: The innovative photochromic system automatically adjusts to the optimum intensity depending on the brightness, reducing glare and providing a comfortable view. Eliminate the stress of changing lenses for a variety of occasions, such as driving, traveling, and fishing. Clip-on Design and Ultra-Lightweight Design: The clip-on design easily attaches to your existing glasses, making them suitable for men and women of all ages. Weighing just 8.9g, the ultra-lightweight design ensures comfortable wear even for long periods of time. The 180-degree flip-up function allows for quick and easy attachment and removal in dark places. The special rubber clip provides a comfortable, glasses-free fit. High-quality lenses and excellent fit: These lenses feature high-quality photochromic polarized lenses that are both durable and flexible. They are highly versatile and compatible with eyeglass frames up to 131mm wide and 51mm high. They fit naturally in any setting, from business to personal use. You can actually check the effect with the included polarization tester. Premium set with reliable quality assurance: A luxurious dedicated hard case, polarization test card, cleaning cloth, eyeglass pouch, and more are included in the complete accessory set. Making the most of the properties of photochromic lenses, they are perfect for any outdoor activity, including travel, the beach, driving, and fishing.