Contact lenses Air Optix for Astigmatism from Ciba Vision are made from silicone hydrogel material and are meant for extended daily wear. The usage time of the contact lenses is 30 days from the opening.
The moisturizing element AQUA couples with the surface of the lens and creates soft, small wetting layer therefore letting the eyelid to glide easy and freely. The surface of the lens is processed with biologically compatible plasma component that reduces deposition on the lens.
The rear surface of the lens is toric and this lens has two zones of stability ensuring good visual acuity. By choosing these contact lenses you will avoid from symptoms of corneal oxygen deficiency such as eye dryness, redness, blurring and unpleasant feeling at the end of the day.
Now your eyes will feel less tired and will look healthier regardless how long time the contact lenses have been in the eye.