Unlike traditional stick and leaf camouflage, the Kryptek design incorporates micro and macro layering inspired by artillery camouflage netting. This creates a 3D appearance on a 2D surface and near-invisibility. The Kryptek Neptune frame pattern is designed for those who live on the water, chasing their favorite prey, whether off the coast or in the shadowy depths. Shatterproof Selenite Polycarbonate Lenses that Meet ANSI Z87.1-2010 High Velocity and High Mass Impact Standards as well as US Federal OSHA 1910.133(b)(1)(1) Standards. 100 percent UVA/UVB Protection with Distortion-Free Clarity. T-Shell Lens Coating Resists Scratching in Extreme Environments. Double-Injected Rubber Nose Piece for Non-Slip Comfort. Polarized Emerald Mirror Lenses are Specially Designed to Amplify Color Contrast and Deliver High Visual Definition. Rx Ready.