Otis Last Night Matte Black Violet frame matte brown Progressive style and forward thinking

Progressive style and forward thinking design are at the heart of the DS1

A medium size fit with RX inspired straight temples

Anti-reflective coating improves clarity and reduces eye strain (ChromaPop™ option only)

Dark gray shaded nylon lenses with a blue mirrored coating

Otis Last Night Matte Black Violet frame matte brown Progressive style and forward thinkingAn OTIS classic in a lens colour you'll struggle to find anywhere else. MINERAL GLASS LENS Mineral Glass is created from natural elements like sand and soda ash. Its endlessly recyclable and harmless to humans and animals alike. Its high resistance to scratching and lack of distortion make it the worlds best lens material. It really does have to be Mineral Glass. 6 BASE LENS CURVE Lens 'Base Curve' is a measure of the front curvature of the lens. The