The Fish Sport Polarized 66-16-125 is a pair of athletic wrap-around sunglasses designed to provide maximum UV protection, enhance visual clarity on the water, and stay secure during physical activity. The numeric code details are: 66mm (lens width), 16mm (nose bridge), and 125mm (temple arm length)Key Features,Lens Technology: Features UV400 rated polarized lenses that block 100% of UVA/UVB rays and cut through surface glare.Design & Comfort: Utilizes a lightweight, aerodynamic wrap design with anti-slip rubber pads on the nose and ears to prevent bouncing during intense movement.