Costa Del Mar Catherine Tortoise / CopperInspired by the protected salt marshes composing half the terrain on its namesake island, the Catherine is a fine, refined frame perfect for effortless elegance. Featuring soft cat eye lenses and core wire temple designs pulled straight from the waves, this 6 base, Bio Acetate frame is a no brainer for all your on or off water adventures. On St. Catherines and elsewhere, we protect our environment to keep it pristine as long as we can. With this