Acuvue Oasis is a newer updated version of Acuvue contacts. Acuvue Oasis is great and helps your eyes to breath throughout the day while you are wearing them, they also keep your eyes from drying out.
The Acuvue Oasis lenses are made of a new polymer which allows more oxygen to reach your cornea. This means your eyes won't feel as dry after a long day.
Acuvue Oasis will allow a little more oxygen to reach your eye, which helps the blood vessels function properly. If you tend to wear your contacts for many hours and/or strain your eyes frequently, this may help. However, if you have normal contact habits, you will be fine with the regular Acuvue brand. Ask your optician for info.
Acuvue Oasis holds moisture for longer, so your eyes will not dry out as often and the contacts will be more comfortable to wear for longer periods of time. However, only your opthamologist can tell you if you can wear a particular kind of contact, so consult with them.
Acuvue Oasis is the newer brand of Acuvue contacts, and are specially geared towards individuals with astigmatism. If you have problems keeping contacts in, and moist, go with those.
You can select Acuvue Oasis, because i couldn't find out any defects for this contact lenses. They are weekly disposable lenses which help eyes to stay moist, fresh and comfortable.