Reverse is the most innovative sunglasses collection yet. It features a brand new concave lens design that has never been done before in the eyewear industry. This differs from standard sunglasses and eyeglasses, which have convex lenses. Simply put, concave lenses are the inverse of the lenses you’re used to seeing. They curve slightly inward toward your face, rather than away from it. “Woah,” am I right? As wild as they sound, they look even cooler.