Chanel Tortoise Shell Frame Brown Gradient Tint Bow 。The sunglasses in the image are likely the Chanel model 5171 or a very similar style of oversized square or pantos-shaped acetate sunglasses in a brown tortoise shell finish with gradient lenses. This style is a classic Chanel design that has been produced in various iterations over the years. Product Details Brand: Chanel Frame Color: Light brown tortoise shell Lens Color: Brown gradient Frame Material: Acetate Shape: Oversized square or \"pantos\" Size 135 Includes: Box Case Dustbag Sealed Cleaner Cloth All documents Giftable