Introduced in 1999 they have been the best selling hydrogel contact lenses in the market. They easy to put on and take off and giving the patient crisp clear vision. They are also sturdier and easy to clean. These are good for beginner contact wearers. They are very thin and highly recommended for the teenage generation. They have high water content which gives the wearer high comfort level in the eye. Acuvue 2 lenses are also budget friendly. These lenses are great for 15-20 days before they need to be replaced. Available in minus and plus powers