The Tifosi Davos sunglasses are a hybrid full frame active sports eyewear system with interchangeable lenses. Optimized for endurance sports, and featuring Polycarbonate vented lenses, Hydrophilic rubber customizable ear and nose pads, and glare guards to reduce reflections off the road. Perfect for running or cycling. This Bike/Run Lens Kit includes a smoke or Clarion Mirror lens, the AC Red lens which increases contrast, and a clear lens perfect for protecting your eyes in low-light conditions. Features: Polycarbonate lightweight shatterproof lenses Three interchangeable lenses for versatility in all conditions Lightweight and flexible Grilamid frame Customizeable nose and ear pads for perfect fit Hydrophilic rubber no-slip nose and ear pads Lens venting anti-fog design Glare guard reduces reflections off the road Specifications: Style: Sport Frame Color: Matte Black Lens Color: Smoke Manufacturer Fit: Asian Fit Interchangeable Lenses: Yes Extra Lens(es) Included: AC Red/Clear Polarized: -