Hard to say: This is a highly competitive industry and improvements are being made all of the time. This includes better plastics that let in oxygen and are better tolerated by the eye surface. The optics are improving as well. Colored contacts get the benefits of these improvements as well to improve the health of the eye and the vision.
Answered 11/7/2013
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3 doctors weighed in across 2 answers
A doctor has provided 1 answer
A doctor has provided 1 answer
3 doctors weighed in across 2 answers
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