Bolle Women's Solden Sunglasses, Shiny Sand/Beige Frame, Sandstone Gunmetal Lens Anti-Fog and Polarized Sport Sunglass Polycarbonate Lenses made from premium grade resin, 20 x more impact resistant than glass, 3 x lighter Oleophobic/hydrophobic lens treatment repels dirt, grease and water spots Frames made from the finest B88 Nylon - exceedingly strong, yet lightweight and flexible Offers 100-percent UVA and UVB protection