Go the distance in a pair of Costa Mariana Trench 310 eyeglasses. These square frames are handsome and classic for stylish good looks, plus they’re lightweight, so you stay comfortable through long hours of wear. The Monel metal is durable and corrosion-resistant, to withstand impacts and weather the elements on all your adventures. The easy-to-repair barrel hinges provide additional reliability. The coated temple tips bend slightly behind the ears to keep your glasses in place, and the signature Costa logo at the temple conveys your penchant for exceptional-quality eyewear.