Wetting eye drops with long-chain, medium-viscosity hyaluronic acid, in practical, easy-to-use single-dose packs. Single-dose packaging means that no preservative additives are needed. Hylo-Vision® sine is an eye drop that protects, hydrates and lubricates the surface of the eye. The long-lasting hydration provides rapid relief from eye strain-related problems, such as those caused by wearing contact lenses, environmental influences such as air conditioning or ozone, and symptoms of fatigue, for example when working at a computer. Its packaging makes it the ideal companion for travel and intermediate applications. One box of Hylo-Vision® sine contains 20 or 60 single doses.