Sterile and Preservative-Free Saline SolutionpH Balanced to Eye's Natural Tears for Superior ComfortFor Dry and Sensitive EyesFor All Contact Lens WearersMaximizes Contact Lens Comfort and ClarityAdvanced Aseptic PackagingTSA Compliant Carry On OnlySterile A PuriLens Plus Preservative-Free Saline solution is a sterile, nonpreserved, aqueous, isotonic solution of sodium chloride, buffered with boric acid and sodium borate. Indications: PuriLens® Plus Preservative-Free Saline is indicated for use following proper lens disinfection as recommended by the eye care practitioner. PuriLens® Plus Preservative-Free Saline is for rinsing soft (hydrophilic), rigid gas permeable and hard contact lenses prior to insertion. This solution may also be used as an insertion solution for large diameter (scleral) contact lenses, as a rinse for contact lens cases, and may be used as needed throughout the day to rinse contact lenses.