Ofthex Cleardew SL 120mL x 12 boxes Orthokeratology Cleaning and Storage Solution New, unopened product. Expiration date for all 12 boxes is March 2028 or later. Ships within 24 hours. Contains enzyme cleaning and storage solution and neutralizing tablets. Povidone-iodine cleaning and storage solution that is gentle on the eyes. Clean with the included povidone-iodine solution for the protein-degrading enzyme agent.