This is an authentic pair of FENDI F is Fendi FF 53mm Sunglasses 0435/S in Tortoise. These chic sunglasses feature dark brown lenses, classic brown tortoiseshell frames with the Fendi FF logo throughout, and a cutout gold Fendi FF logo at each hinge. Follow this item for alerts. Fendi is a registered trademark of Fendi. FASHIONPHILE is not affiliated with Fendi.