Exceptional frame styling integrated with sleek curved lens, Primus is truly a timeless design for individuals of all ages and genders. Being extremely lightweight and durable,Primus ensures pressure-free comfort while basking under the sun in your favourite activity. Equipped with additional spare lens, simply change the lens to match your outfit or activity at different times of the day. Primus also features an inner prescription (RX) insert for active individuals who need corrective lens.