Salvo’s lightweight and durable design ensure all-day comfort so you can take on anything that comes your way.Its shatterproof, polycarbonate lenses provide 100% UVA / UVB protection and are optically decentered for optimal clarity.Whether you’re running laps or running errands, Salvo’s Tifosi Glide technology allow the frame to slide on comfortably and provide an anti-bounce fit for any activity.Features and TechnologyTifosi glide,Glare Guard,Grilamid TR-90 Frame,Hydrophilic Rubber,Optically Decentered,Polycarbonate Lenses,UV Protection.