Extreme H20 Contact Lenses are different. They are made with the purest form of Hioxifilcon A & D, which is a non-ionic, ultra-hydrating material specifically used to keep eyes fresh and hydrated all day long. The Extreme H20 Contacts provide a combination of the right material and the right fit, so you get not just utmost vision clarity but also a hassle-free wearing experience. Made with high deposit resistance and outstanding durability.