Frame Colour: Black frame with yellow features Lens Type: Interchangeable Polycarbonate Lens Colour: Smoke mirror, orange, yellow and clear polycarbonate lenses Interchangeable lenses for all weather conditions Clear lenses (category 0) for clear conditions. Yellow lenses (category 1) for low light. Orange lenses (category 2) for medium light. Blue platinum lenses (category 3) for strong light. Light and comfortable Durable and secure Water resistant Impact resistant High optical clarity Wrap-Around Style 100% protection against harmful ultraviolet rays (UVA&UVB) The polycarbonate frames are lightweight, robust, durable and flexible Wrap-around lenses give greater protection Rubber nose pads and sleeves for maximum comfort and a secure fit Flat arms profile perfect for wearing under a cap or helmet British Designed. Also available in White, Back & Purple Sunwise Interchangeable models are light and comfortable and offer exciting vivid British designs