With its cool, radical style factor, cylindrical lens offering a huge field of vision, and perfect ventilation, the Fury Photochromic S1-3 (VLT 17-75%) by Julbo is the ideal eyewear for biking. The cycling glasses fit comfortably under the helmet and ensure secure hold at all times. The sleek design embodies the latest in cycling fashion, while the wide field of vision is super comfortable for keeping everything in sight. The glasses come with a self-tinting cylindrical lens that belongs to protection class 1-3. They automatically adjust to light and weather conditions, making them particularly suitable for sunny as well as changeable days. Perfect!.