The Otus does away with harsh angles for a softer square-frame design. Available for purchase as regular sunglasses with tinted polycarbonate lenses or have clear lenses installed through your doctor or by us and use the magnetic fronts to provide tinting in bright environments! Solid Copper, Mirrored Amethyst, Mirrored Sapphire & Mirrored Sunset are HIGH CONTRAST lenses that improve and increase contrast, without the hazards of polarization. NEED RX LENSES? CLICK HERE