KEEP UP IN MEN’S SPORTY RECTANGULAR SUNGLASSES. The Serengeti SHELTON sporty rectangular sunglasses elevate your look for a laid back, confident cool. Equipped with our mineral lenses, these men’s rectangular sunglasses also feature adjustable nose pads and temple tips to keep them securely in place as you go about your day. Even if you decide to spend your day poolside, the sporty design of these shades make them look like they just came out of the arena. If you get mistaken for a professional athlete, don’t blame us. The Purest Photochromic Polarized sun lenses. Photochromic lens perfectly adapting to only let the necessary light reach your eyes. Ideal for everyday use. Strong and long lasting material for a light yet solid frame. Perfect hinge to adapt on various face size. Lens Technology : Mineral Polarized Photochromic Spectral Control. Lens VLT : 18% to 12%. Lens Color : 555nm. Frame Material : Metal. Hinge : Flex Hinges