Ofthex Cleardew SL 120mL x 4 boxes Cleaning and storage solution specifically for Orthokeratology lenses New, unopened items. Expiration date for all 4 boxes is March 2028 or later. Includes 2 lens cases for Orthokeratology lenses. 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.