When looking for a contact lenses that helps manage astigmatism, the contact wearer should consider breathability, fit, length of wear, and contact stabilization. Thanks to a wide optic zone that reduces thickness and maximizes oxygen permeability, a constant contour edge, and precision balance 8|4 design, Air Optix for Astigmatism contacts deliver consistent comfort and fit. Alcon's innovative Precision 8|4 design adds stabilization in two places. Think of the contact lens as a clock face reinforced at 8 o'clock and 4 o'clock to track your cornea and provide customized fit performance that reduces blurring to maximize comfort and effectiveness. Air Optix for Astigmatism contact lenses are suitable for longer wear because a patented material retains moisture and resists protein deposits, so your lenses stay clean and clear throughout their use. Tinted for ease of handling, these Air Optix for Astigmatism contact lenses will not change your eye color. Material: Silicone Hydrogel Water 33% Lotrafilcon B 67%