As the eyewear of choice for world champion cyclist Peter Sagan, the Speedcraft SL is fully loaded with our most advanced technology for the ultimate in sports performance. Our signature 100% lens with its cylindrical shield features 360 degree visibility in the riding position. Ultra-grip rubber nose and temple pieces help provide all-day comfort while the lower air scoops increase ventilation and reduce moisture on the lens. Features: High-impact resistant and lightweight polycarbonate lenses 5-base cylindrical shield lens for increased peripheral view and protection 360 degree visibility for unobstructed views and optimal field of vision Interchangeable scratch-resistant lenses provide 100% UV protection Lower air scoops to increase ventilation while reducing moisture on the lens HYDROILO lens treatment repels water, dirt and oil Temple arm scoops to manage moisture Shatterproof and lightweight Grilamid TR90 frame Ultra-grip rubber nose pads and tips for a secure fit no matter how much you sweat Speedcraft SL is the same frame with a shorter lens and nose piece Filter Category 1-3 Light Transmission 16-77%