Persol 649 Authentic RoundTortoise Frame Gradient Brown Lens 140mm- Case & Cloth The Persol 649 Round Tortoise Shell Frame Gradient Brown Lens 140mm is a stylish and sophisticated pair of sunglasses that exudes a classic aviator style with a modern twist. Featuring a unique tortoise shell pattern on the frame and gradient brown lenses, these sunglasses offer both fashion and function. Made with high-quality glass lenses and durable plastic and acetate frames, these designer sunglasses are perfect for any unisex adult looking to make a statement with their eyewear. Complete with a case and cloth, this versatile accessory is a must-have for any wardrobe.