Costa Bayside Polarized Sunglasses - Whether you're on the boat, dock, or back deck, the rounded eye shape of Costa's medium 100% UV protection polarized Bayside sunglasses will keep your eyes as relaxed as your body. This softer lifestyle frame is still made to perform with ventilation ports, Hydrolite nose and temple pads, and Pin Hinge. The Bio-Resin material is durable and kinder to our environment for a future of days fishing on the Bay.