Dior's Montaigne Silver Tortoise sunglasses are a classic and timeless design. They feature a metal frame with a silver finish and tortoise colored acetate arms. The lenses are a gradient blue hue and provide 100% UV protection. The sunglasses are lightweight and comfortable to wear for long periods of time. They come with a protective case and cleaning cloth. Customers love the classic look and feel of these sunglasses. They also comment on how the lenses provide clear vision and great sun protection. Overall, these sunglasses are a great choice for anyone looking for a timeless and fashionable pair of sunglasses.