These contact lenses can be worn for one day only. They are to be removed and discarded at the end of the day, replaced by a fresh pair the following day. To keep your eyes healthy it’s important that you follow your optician’s recommendations regarding handling and how long you should wear your lenses for. Often careless handling of lenses or using lenses for too long can be a common cause of problems such as eye infections. If you do experience any problems with your lenses, first make sure you are using the correct lenses, if you are then contact our customer services or your optician for advice.