Hard contact lens storage solution, Menicon O2 Care. O2 Care for hard contact lenses, a set of 4 bottles of 120ml each, allowing for clean storage. - Brand: Menicon - Product Name: O2 Care - Contents: 120ml - Quantity: Set of 4 - Other: Protein-decomposing cleaning solution for hard contact lenses. - Hard lens case Thank you for viewing. The expiration date of the storage solution is April 2026.