The MK5007 Sporty MK5007-59-1043T5 does what it is supposed to do. Manufacturerd by a quality brand in Michael Kors, means the MK5007 Sporty MK5007-59-1043T5 has been manufactured to last. Like all Michael Kors sunglasses you will receive a manufacturer's warranty, and will be able to send back your Michael Kors sunglasses in the event you are not entirely happy with your order.