The Airborne is part of the Climate Control series, which is a must-have for when tree limbs, wind, and debris come at you from all angles. Features include a removable, durable facial cavity seal that locks onto a lightweight ANSI certified metallic black frame that literally seal the eyes from outside elements. If you have had lasik eye surgery, or if you suffer from dry eye syndrome, the Airborne is perfect for you. Includes red felt lined hard zipper case, cleaning cloth, and Wiley X retaining cord. The green tinted lenses meet and exceed ANSI Z87 safety and optical standards and have 21.09% light transmission. The Wiley X Airborne comes Rx ready. Width 142mm, Height 42mm, Length 153mm.