These unisex sunglasses have a streamlined and fashionable style thanks to the dark walnut temple frames. Lightweight, strong frame; scratch- and break-resistant lenses. STREX Polarized Lenses Replacement are more thicker and more robust than the typical replacement lenses, and they can withstand any sports and extreme drops. Excellent gear companion for skiing, sailing, climbing, and biking. They only let in beneficial light while blocking harmful UVA, UVC, and UVB rays.