Purevision 2 HD for Astigmatism is the next generation of high quality, comfortable contact lenses in the Purevision family. The unique High Definition Optics provides the wearer with higher-vision quality in low light & helps to reduce the effects of halos & glare. The thin design of the Purevision 2 HD for Astigmatism lenses ensures your eyes can breathe, with high levels of oxygen able to pass through the lenses throughout the day, increasing the comfort & feel for the wearer. Purchase the Purevision 2 HD for Astigmatism contact lenses if you wish to see the world in high definition.