Unit Black Widow Eyewear
Fabric:Polycarbonate lensTR90 frame (Swiss material) - Light weight, extremely flexible yet super strong with 100% memory. The TR90 material will keep it's shape in extreme temperature hot or cold. Impact hinge stainless steel 82% silver 18%
Features: Lens Category 3 - High sunglare protection, good UV protection
Unit offers a life time guarantee against manufacturer's defects on all it's sunglasses. If you should find a fault with your product please contact our customer service team.