Air Optix for Astigmatism from Alcon, are monthly toric silicone-hydrogel contact lenses. Their excellent breathability makes them one of the healthiest astigmatism contact lenses on the market and offers comfort throughout the whole day. The Air Optix for Astigmatism contact lenses are no longer in production. The only versions available are the ones currently in stock. Users of the Air Optix for Astigmatism contacts can start using the new Air Optix Plus Hydraglyde for Astigmatism lenses without a new prescription.