Air Optix Night and Day Aqua contact lenses are monthly disposable contacts designed to be worn day and night. Air Optix Night and Day contact lens are FDA approved to be worn up to 30 days without being removed from your eyes. These contact lenses are great for those with active or busy lifestyles who don’t have time to clean and maintain their contact lenses. Enjoy all the freedom of contact lenses without the chores of maintenance. Air Optix Night and Day are specially made to allow up to 5 times more oxygen to flow to your eyes than regular contact lenses. They’re also made to reduce surface deposits and dryness. The Aqua moisture system reduces dehydration of the contact lenses for more comfort and visual acuity than ever before!