Contact lens wear can greatly improve the quality of vision and the enjoyment of many daily activities. However, successful wear is dependent on several key factors. The overall health of the eye should be good, the lens should be comfortable and fit well, and the regimen of lens maintenance should be strictly observed. The last point is of great importance as the vast majority of contact lens complications can be directly linked to a break in the lens care regimen. The following will describe the key steps to safely maintain soft and rigid contact lenses.