Eyewear Tifosi Rail Race White/Light BlueThe Tifosi Rail Race takes most if its design inspiration from the best selling Rail sunglasses but in a limited edition run with two interchangeable lenses and some new key features. Light, durable Grilamid TR 90 frame material Shatterproof, polycarbonate interchangeable Clarion lenses Lens vents for better airflow Bonus Clear lens included Large fit Hydrophilic rubber ear and nose pieces. The more you sweat, the more they grip Fully adjustable ear