Havaianas RIO Sunglasses combine an acetate frame with multilayer green lenses for reliable sun protection. Filter category 3 lenses reduce glare in bright conditions while maintaining clear vision. Key attributes: Black | Acetate | UV400 protection | Filter category 3 lens | Non-polarized | Includes protective case | Acetate frame | Multilayer green lenses | Dimensions & fit: Lens: 54 mm | Bridge: 18 mm | Temple: 145 mm | Composition & care: Acetate | Polycarbonate (lenses)