Contacts come in all types and all sizes that you can imagine. There are soft contacts, semi-soft, rigid gas permeable, and hard contacts. Soft contacts can come in different replacement plans such as 1day,2week, 1month, 3month, and 1year. The most common is a 2week lens. Contacts can correct astigmatism also. Our Dr. will prescribe what best fits your needs based on eye health and prescription.