The Tifosi Davos sunglasses are a hybrid full frame active sports eyewear system. Optimized for endurance sports, and featuring Enliven Bike Lenses, Hydrophilic rubber customizable ear and nose pads, and glare guards to reduce reflections off the road. Perfect for running or cycling. Features: Polycarbonate lightweight shatterproof lenses Enliven Bike Lenses fine tune the wavelengths of light that matter most; making greens, blues, and reds pop with definition 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: Black Lens Color: Enliven Bike (Red) Manufacturer Fit: - Interchangeable Lenses: Yes Extra Lens(es) Included: - Polarized: -