The fully loaded Bliz sport glass, used by high-profile athletes around the world. The Matrix has a huge field of vision with great vertical visibility when in a racing position, whether you're cycling, cross country skiing or maxing yourself out in some other sport. It has adjustable nose pad and temple tips with wire core, and the vents at the top of the lens scoop air to reduce moisture behind the lens. The lens is made of unbreakable polycarbonate which is ten times more impact resistant than plastic or glass, and offers 100% UVA and UVB protection. Cleaning cloth and zippered hard case included.