Ray-Ban Round Metal RB3747 9035/3F 50mm Unisex Rose Gold Blue Gradient Lenses.

The blue gradient polycarbonate lenses provide 100% UVA & UVB protection, ensuring not only a stylish accessory but also effective eye protection. The unisex sunglasses have a 50mm lens size and 145mm temple length, making them suitable for most adults.

eBay