Opti-Free replenish multi-purpose Disinfecting Solution is a powerful contact lens solution that is designed for optimal daily cleaning. Opti-Free replenish solution features top-notch cleaning and disinfecting power, and provides long lasting moisture and comfort for all day use. The exclusive 2D formula containing Polyquad and Aldox helps disinfect and wash away microorganisms that could result in eye infections and irritation. The TearGlyde reconditioning system that works with tears to help create a barrier of comfortable moisture and constant comfort. The TearGlyde reconditioning system applies itself to the lens allowing a thin layer of moisture from the patients natural tears to remain on the lens, allowing for a continuous shield of moisture to form between the lens and the eye. Opti-Free replenish solution will help to remove unwanted debris and particles, keeping contact lenses cleaner and clearer. Opti-Free replenish solution works with silicon Hydrogel and soft contact lenses. For the best results, rinse and rub each side of the lens with solution for 20 seconds. Afterwards, rinse each side of the lens with a steady stream of solution for 10 seconds. Then place the contact lens in the case with the solution for at least 6 hours or overnight. These lenses may be left in the solution and in an unopened case for up to 30 days before having to clean and disinfect again. Opti-Free strives to continue providing patients with the newest and most effective contact lens products on the market for dry and irritated eyes.