Optic Nerve Yampa Polarized Sunglasses - Tortoise/Brown with Green Mirror - Polarized protection without any frills, in a planet friendly frame built with dedicated peripheral protection. The Yampa gives you exactly what you need in a daily driver pair of sunglasses - versatility, durability, and a lightweight design. Features UV Rating: 100% UVA/UVB Protection Lens Type: Polarized Design: Active Sports Warranty: Product Lifetime Frame: Durable, Lightweight Free Microfiber Soft Case