If you're looking for monthly contact lenses without compromise, treat yourself to the comfort and vision of Biofinity ® silicone hydrogel contact lenses. Long-Lasting Comfort: Aquaform ® technology, only available in CooperVision contact lenses, provides high oxygenation to contribute to a successful lens experience. This unique high-performance technology retains water in the lenses and maintains hydration in soft contact lenses for long-lasting comfort. High oxygenation is a key feature of Biofinity ® contact lenses. The design of these comfortable lenses lets your eyes breathe, allowing 100% oxygen to flow to keep them white and healthy.