Air Optix for Astigmatism contact lenses fromCIBA VISIONallow 5 times more oxygen to flow to your eyes than regular soft contact lens. This provides the wearer with exceptional comfort, and visual acuity for extended periods of time. The lens also features a patented technology that creates a deposit resistant surface, which creates a healthier usage experience. Air Optix for Astigmatism aretoric contact lenses. These lenses are a greatmonthly disposableoption for those who haveastigmatism. These lenses are approved for 7 days of continuous wear without removal. Please consult with your eye doctor for the wearing schedule that is optimal for your vision requirements. There are 3 lenses per each box of Air Optix for Astigmatism.