Coach Women's Butterfly Sunglasses in Dark Tortoise are a stylish and trendy accessory for women. The sunglasses feature a butterfly frame shape with brown polarized lenses that offer 100% UV protection. The frame is made of a combination of stainless steel, titanium, and acetate materials, while the lenses are made of polycarbonate. The tortoise shell pattern and brown lens color add a touch of elegance to the sunglasses. See measurement