Chemical Free, One-Step Process The chemical-free PuriLens System is a revolutionary soft contact lens cleaning and disinfecting process. It consists of a compact, electronic PuriLens Unit and PuriLens Solution. Here's how it works: The Unit A custom-designed cleaning chamber holds your lenses as a unique hydrodynamic cleaning action loosens and washes away debris that builds up on your soft contact lenses daily. An ultraviolet light kills germs and microorganisms, disinfecting your lenses. The Solution A chemical-free and preservative-free, pH-balanced solution used to rinse lenses and fill the cleaning chamber. To Use Rinse your soft contact lenses. Place them in the cleaning chamber, fill it with PuriLens Solution, and close the unit. Cleaning and disinfecting automatically begin once the unit is closed. The hydrodynamic cleaning action removes any debris from the lenses and circulates the solution, allowing the ultraviolet light to rapidly eliminate microorganisms. In 15 minutes, the PuriLens System effectively cleans, disinfects, and removes protein without rubbing, chemicals, or enzymes. Your lenses are ready to use. Result: Cleaner, more comfortable lenses in 15 minutes. It's that simple.