Ray Ban Clubmaster Sunglasses - Tortise-shell / Arista plastic (nylon) frames with green crystal lenses. The lens are non-polarized with a 100% UV400 protection coating. Lens width: 49 millimeters Lens height: 40 millimeters - Bridge: 21 millimeters - Arm: 140 millimeters - Clean lenses with the lens cloth and keep in case . Protective Case included - Lenses are prescription ready (Rx-able).