Renu fresh multi purpose solution delivers unsurpassed disinfection efficacy, demonstrating the highest cumulative log reduction against a broad range of fda/iso challenge microorganisms. Renu fresh solution is specially formulated to gently draw tears to the contact lens and create a cushion of moisture between the lens and the eye. Renu fresh solution is scientifically proven to fight germs and remove irritating protein deposits. For a fresh and clean lens feeling, use renu fresh every day. Features & benefits ,effective cleaning - kills germs fast ,unsurpassed disinfection for your soft contact lens patients ,established compatibility - with soft contact lenses, including silicone hydro gel low incidence of ocular events including corneal staining. 2, sustained comfort - provides sustained wet ability and conditioning and cleans and removes both native and denatured protein. Encourages compliance - proven effectiveness and ease of use.contents ,a sterile isotonic solution that contains ,hydranate (hydroxyalkylphosphonate) ,boric acid ,edetate disodium ,poloxamine ,sodium borate ,sodium chloride ,dymed (polyaminopropyl biguanide) 0.0001 percent ,contraindications , if you are allergic to any ingredient in this product,do not use.