Bausch & Lomb Boston Advance® Conditioning Solution. New look! Advanced comfort formula. Step 2. Disinfects. Conditions. Cushions. Wets. #1 Doctor recommended brand. For rigid gas permeable contact lenses. Sterile 3.5 FL OZ (105 ml). Same effective formula. Specifically formulated for use with Boston Advance® Cleaner. For weekly protein removal use Boston® One step liquid enzymatic cleaner. Boston Advance® comfort formula conditioning solution combines disinfection with a cushioning system to soothe your eyes and provides lens wearing comfort. Usage: Discard solution 90 days after opening. Our ingredients ... What they do. Disinfection System: Chlorhexidine Gluconate (0.003%), Polyaminopropyl Biguanide (0.0005%), Edetate Disodium (0.05%) ... Disinfection System Kills Micro-Organisms (Germs) On Your Lens. Wetting And Cushioning System: Derivatized Polyethylene Glycol. Cellulosic Viscosifier. Cationic Cellulose Derivative Polymer. Polyvinyl Alcohol ... Enhances Comfortable Wear By Surrounding Lenses With Moisture For Complete Wetting. Cushions Lenses With A Comfort System For More Comfortable Insertion And Wear. ®/TM are trademarks of Bausch & Lomb incorporated or its affiliates. Questions or Comments: 1-800-333-4730. www.bausch.com. © Bausch & Lomb Incorporated.