For use with silicone hydrogel and soft (hydrophilic) contact lenses.SterileWorks during lens wear to moisturize your eyes and lenses;Opti-Free PureMoist Rewetting Drops moistens and refreshes your lenses for greater wearing comfort;It also helps remove particulate material that may cause minor irritation, discomfort, dryness, blurring and itchiness while wearing your lenses;Only Opti-Free PureMoist Rewetting Drops contains patented RLM-100, which helps prevent protein deposit buildup on soft (hydrophilic) lenses while you wear them, when used as directed.Features: Formulated to moisturize and refresh all contact lenses For use with OPTI-FREE PureMoist contact lens solution Suggested Use: To Refresh Lenses: If minor irritation, discomfort or blurring occur while wearing lenses, place two drops in each eye and blink 2-3 times. Use as needed throughout the day while wearing lenses. To Help Prevent Protein Buildup on your Soft Lenses: Place 2 drops in each eye and blink 2-3 times, 4 times daily. Store at room temperature. UPC: 300650192316 Weight: 0.32 lbs