Blink-N-Clean Lens Drops - 0.5 fl oz bottle For soft and RGP contact lenses. Helps remove protein and prevent buildup during lens wear. Sterile. This preparation contains no chlorhexidine, no thimerosal and no other mercury containing ingredients. Helps keep lenses clean while you wear them. Over the course of the day, a film of protein and other material can build up in your contact lenses, irritating your eyes and clouding your vision. This is especially true with today's extended wear lenses. Blink-N-Clean Lens Drops do more than just rewet lenses. A few drops of the dual-cleansing formula gently removes debris and material that can cause irritation and discomfort. It helps remove protein build-up to keep your lenses as fresh as they can be and your vision remains clear. Just a few drops of Blink-N-Clean Lens Drops, actually helps remove and prevent protein buildup. To clean and disinfect your lenses when they are removed, use a multi-purpose solution. Blink-N-Clean Lens Drops are doctor recommended for use with soft and RGP contact lenses. Product of Spain.