This is the Dragon Tailback 100% UV Protection Sunglasses Features: 6 Base Polycarbonate Lens Lightweight Injected TR90 Acetate Frame Frame has a density lower than water, allowing it to float 5 Barrel Stainless Steel Hinge 100% UV Protection Medium Fit Size: 55/18/140 The understated styling of the all-new, Italian-made Tailback is backed by subtle performance features like rubber padding in the nose bridge and temples, making for seamless transitions from the city streets to the beach and back. This medium fit frame is also available with Performance Polar lenses and the security of H20 Floatable Technology. The premium H2O Floatable Collection is constructed from a specially formulated injection molded resin with a density lower than water, allowing them to float.