Vision Ultra HD lenses manufactured from high-impact resistant and lightweight polycarbonate 5.5-base cylindrical shield lens for enhanced peripheral view and protection 360deg visibility for unobstructed views and optimal field of vision Interchangeable scratch-resistant lenses Lens and Frames Ultra-grip rubber nose and temple tips provide a secure fit, even with heavy sweating Lower air scoops to increase ventilation and reduce moisture on the lens Durable, flexible, and lightweight TR90 frame Adjustable temple tips for a customized fit Temple arm scoops to manage moisture Speedcraft SL has the same frame with a shorter lens and nose piece Technology HiPER Lens is 100% proprietary high-definition lens technology that ramps up contrast, amps up colors and enhances detail so you miss nothing 100% UV protection (UV400) Hydrophobic and oleophobic lens treatment repels water, dirt, and oil Additional Details Best for baseball, cycling, and running Comes with a hard case, microfiber cleaning bag, a replacement lens (excluding photochromic models), and extra alternative fit nose pad