Neoflex 38 disposable contact lenses by Ocular Sciences. These lenses are also packaged as Mediflex, Versaflex and Ultraflex. Neoflex 38 contact lenses are precision crafted to ensure consistently sharp vision. Enjoy the convenience of 12 week disposable lenses by OSI/American Hydron. Each box contains 6, 12 week disposable soft contact lenses in buffered saline solution. 62 polymer polymacon 38 Water Content.