When it comes to bifocal contact lenses, you should always ask your optician what he thinks is best for your eyes. If you meet the right criteria, chances are you ll be prescribed bifocal contact lenses. If you wear bifocal glasses, you may find these contacts to be the perfect alternative. You can get bifocal lenses in extended wear, daily disposable, or even conventional - which is great for anyone who likes plenty of choices. Acuvue advance contacts are made from a soft yet flexible material, which makes them a breeze to put in your eyes. There shouldn t any trouble putting them in your eyes, which makes them ideal for anyone who wears contacts. Simply put them in your eyes, and they will automatically conform themselves to your pupils, feeling comfortable from the start. They are small, plastic shaped discs that are made to correct eyesight problems like nearsightedness, astigmatism, farsightedness, and other problems. Contact lenses are also used by those who have had cataract surgery, as they can help the eyes to heal a bit faster. Contacts are used in the eye, where they will float above a sea of tears that rest in front of the cornea. Some feel that cheaper lenses should be avoided at all cost, for the fear that they may damage vision or not offer the same quality that the higher priced brands of contacts offer. Those who don t wear contacts but have interest in them, may find a cheap pair of contacts to be the ideal way to try them out. Once you have worn a pair of contacts for a period of time, the protein in your eyes builds up on the lens, which you eventually have to change out. Protein is a bad thing, which is the reason why you must clean your contacts frequently and soak them in solution for hours at a time. After you have worn them during the day, simply throw them away at night - and wake up in the morning to a brand new pair. Astigmatism is an odd cornea shape that impairs vision, common with older people. Although most people think that only glasses will correct this problem, contacts can fix the problem as well. No matter which one of the two you decide to go with, you are sure to get the vision you need. If you aren t lucky enough to have perfect vision, contact lenses and glasses are the perfect way to correct your vision.