Nines Optics Sturgeon Sunglasses are high-tech, stylish, comfortable, and durable - what more could an angler ask for out on the water? These sunglasses utilize top-of-the-line technologies and a cool, light, and comfortable design. NIRTECH Polarized and NIR lenses are effective at blocking harmful rays. Each pair of Sturgeon Sunglasses has anti-glare, anti-reflective, and hydrophobic coatings to help keep your lenses clean and give you the clearest vision possible. Built using a TR-90 thermoplastic material in the frame, these sunglasses are flexible, lightweight, and durable. Nines Optics Sturgeon Sunglasses are a useful addition for any angler!