Experience the ultimate blend of style and performance with Costa Sullivan sunglasses. The square shape, crafted from durable acetate, is a timeless choice that complements any face shape. The matte gray crystal frame color adds a modern touch, while the blue mirror lenses provide excellent protection against glare and harmful UV rays. These shades feature a key bridge design for added comfort and style. With Costa Sullivan glasses, you can enjoy the outdoors in total relaxation and elegance.