Serfas Black Crux Sunglasses with Grey Lens 100% Polycarbonate Imported Helmet optimized temples reduce helmet interference Decentered polycarbonate lens Technology Ultralight weight frame design Furnished with EVA hard case and Micro fiber bag Tr-90 frame construction for extreme durability Soft elastomer nose pads and temple tips for secure fit Goggle Type frame offers maximum coverage Polycarbonate lens technology