Case included Flak Beta offers interchangeable design that offers benefits of a performane eyewear; This offers an innovated and a range of technology for an active person with a range of activities Flak Beta ofrece un diseño intercambiable que ofrece los beneficios de unas gafas de rendimiento; Esto ofrece una gama innovadora y de tecnología para una persona activa con una gama de actividades;, Protective case included Mens Sunglasses