Soleil POTOMAC with Comfort Fit Spring Hinges Importado High Strength Polycarbonate frame Shatter-Proof Opitcal Grade Polycarbonate lens non-polarized Lens width: 55 millimeters Lenses: Grey Tint Lenses Reduce the Overall Amount of Brightness with Least Possible Color Distortion, and is a great pick for everyday use. Filter Category 3. UV-400 (blocks 100% of UVA and UVB radiation). HEV Attenuation. Impact Resistant Optical Grade Polycarbonate. Frame: Size 55-21-139. Shatter-proof Polycarbonate Material (best combination of strength, durability, and weight) with SGS Certificate. Spring Hinges for Secure Grip and Maximum Comfort. Includes High-density Microfiber Pouch that doubles as a lens cleaner, and zippered Carrying Case for Safe Storage. High Quality Materials and Superior Workmanship delivering exceptional all-around functionality. CE, SGS, and FDA Certificates. Expressive, Distinctive, Functional. Show Your True COLORS with Limited Edition METROPOLITAN Collection. Model POTOMAC BOULDER You can return this item for any reason and get a full refund: no shipping charges. The item must be returned in new and unused condition. Go to Your Orders to start the return Print the return shipping label Ship it!