Costa Del Mar Sunglasses. Series Gulf Shore. Series number: GSH 11. Color code: OGP. Shape: Rectangular. Lens Width: 66 mm. Lens Height: 40.7 mm. Lens Bridge: 15 mm.

Lens material: Polarized Polycarbonate (580P). Filtering reflective glare is essential for anyone on the water or outdoors. Premium Polarized 580 Lenses . The white sands of Gulf Shores, Alabama are made almost entirely of grains of quartz washed down from the Appalachian Mountains thousands of years ago.