Air Optix for Astigmatism contact lenses from Alcon allow 5 times more oxygen to flow to your eyes than regular soft contact lens. These toric contact lenses provide 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. These lenses are a great monthly disposable option for those who have astigmatism. 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 6 lenses per box however, you can also get the Air Optix for Astigmatism in a 3 pack.