Thunder Fifty Low Matte Black / Photochromic Mirror Red Collection_One_Way The lens width is 48

The lens width is 48 mm and the front is 140

Equipped with OPTAREX™ Mirror lenses: solar protection and performance with a mirrored finish that makes the difference

Welcome the colder season with the perfect print to accompany you on your winter walks around town

A three-pack of comfortable

Thunder Fifty Low Matte Black / Photochromic Mirror Red Collection_One_Way The lens width is 48Thunder Fifty deliver a powerful visual experience with OPTAREX Photochromic lenses that automatically adapt to light conditions. Built to sharpen vision in bright environments, they feature full UV400 protection, Category 3 lenses, up to a 68% blue light filter, and REVO coating to enhance contrast, reduce glare and keep vision clear at speed. Rated Category 02, they are ideal for high sun outdoor workouts from road cycling to trail running. Designed