Native Vigor Lens Kit - One Size - Brown - Native Vigor Lens Kit. The Native Vigor Lens Kit is a pair of replacement lenses for the Vigor sunglasses. Anything can happen out on the trail, and that includes damage to your favorite lenses. The replacement kit allows you to ditch the old scratched ones and resume running with a clear view, free from UV rays entering into your eyes. Available in a variety of lens colors, each one has a different use, from bright sun protection, to an everyday lens, and even the low light Sportflex™. Whatever it takes to get you back on the trail. Features of the Native Vigor Lens Kit Includes a single pair of replacement Poly Crystal Carbonate lenses for the Native Vigor sunglasses Optical-quality, impact-resistant lenses Blocks 100% of harmful UV light Eliminates glAre for sharp, clear vision with increased contrast and depth perception P. C.C.