The material: Soft contact lenses are made of various materials that attract water, which is what makes them soft. The average contact lens is between 35-40% water and they are not only soft but very pliable. Hard contact lense, which these days are know as gas permeable lenses, have no water content and are not flexible.
Answered 12/9/2015
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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