Perfect for an afternoon spent beachcombing or voyaging out on the water, Costa's Ballast sunglasses are ready for whatever the day brings. Frameless and almost weightless, these 100% polarized Costa men's sunglasses boast a durable TR90 nylon and weigh in at a lightweight 16 grams. Whatever watersport or waterside adventure a day on the water brings, Costa's Ballast are always looking to uncover something new. (Frame Width - 126mm, Bridge Width - 14.5mm, Lens Width - 59.6mm, Lens Height - 37mm, Temple Arm Length - 125mm)