The MJ 515-S 2573650OT56PB does what it is supposed to do. Manufacturerd by a quality brand in Marc Jacobs, means the MJ 515-S 2573650OT56PB has been manufactured to last. Like all Marc Jacobs sunglasses you will receive a manufacturer's warranty, and will be able to send back your Marc Jacobs sunglasses in the event you are not entirely happy with your order.