Coopervision Biofinity lens is a silicone hydrogel made soft lens utilizing AQUAFORM® Comfort Science, which provides – high oxygen performance to keep eyes white and healthy; moist and soft lens to make the comfort last for the whole day; rounded lens edge for remarkable comfort and aspheric front surface delivering sharper vision. These lenses are different from its competitors as these are naturally wettable resulting into establishment of hydrogen bonds with water molecules, which hold water within the lens making the lens soft, wettable and resistant to dehydration as well as to deposits.